Math Tutors
Teachers Who Tutor NYC

Math can be intimidating, hard, and stressful for many students, but it doesn’t need to be! At Teachers Who Tutor NYC, we pride ourselves on having the most qualified, professional, and kind tutors to help children and teens tackle math with the goal of improving attitudes and grades. Our tutors are all teachers themselves with master’s degrees in education or their subject of expertise.

Why Have a Math Tutor?

If your child is struggling with math, a private math tutor can turn things around and make a real difference. Math can be complicated at first, but our tutors strive to make it understandable and fun for every grade level. Our middle school math tutors prioritize fundamental concepts and teach them as part of a custom learning plan tailored to your child’s specific goals. Additionally, our high school math tutors provide customized tutoring services and prioritize the rigorous high school-level math curriculum, standardized tests, and more.

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What to Expect from Our Math Tutors

Study Techniques and Feedback

Our tutors aim to provide your child with the skills they need to work autonomously and efficiently. Eventually, your child will build confidence and not have to rely on the constant support of a private math tutor. Our goal is to foster independence in a warm and welcoming learning environment so that your child will go on to solve difficult math problems using the tools we provide.

We provide exceptional math tutoring in:

  • Emergent Numeracy
  • Pre-K and Kindergarten Basic Math Concepts
  • Elementary Addition, Subtraction, Multiplication, Division
  • Fractions, Decimals, Negative Numbers
  • Middle School Math including Algebra and Geometry
  • High School Trigonometry, Pre-Calc, and Calculus
  • And more!

As a parent, you will receive weekly feedback from your child’s private math tutor. You can rest assured knowing how your child is progressing and gaining confidence in the subject.

Test Prep

Standardized tests like the SATs are highly competitive and stressful for most teenagers – especially when dealing with tough subjects like math. Our high school math tutors aim to help students get the best results possible.

Get a Private Math Tutor for Your Child

Help your child reach their full potential in math and beyond the classroom. Our tutors will work with you, your child, and your child’s school to ensure success.

Meet Our Math Tutors

Adom Martin

Adom is a high school teacher at Manhattan Center High School for the Sciences and Mathematics.  He is currently teaching Algebra, Geometry and AP computer Science Principles.  Adom graduated from Hunter College with a bachelor’s in mathematics and St. Johns with a Masters in Adolescent Mathematics Education.  Adom is always learning new skills and hobbies which he shares to create a positive and engaging learning environment to keep students motivated.  Adom enjoys working one on one with students to help boost their skills and confidence.  In his free time Adom enjoys playing sports, hanging out with friends and running.  He recently ran the NYC Marathon with plans to run again in the future.

Alexander (Elie) Goldberg

Alexander (Elie) Goldberg has taught science and mathematics at numerous educational levels – both as a one-on-one tutor and full classes – and regularly mentors students interested in pursuing careers in science and medicine. He is pursuing a joint MD/PhD through Columbia University’s College of Physicians and Surgeons and Columbia’s Doctoral Program in Neurobiology and Behavior. Elie holds an undergraduate degree in neuroscience from Oberlin College and a masters degree from Columbia University. Elie’s PhD research is focused on brain tumor associated epilepsy–understanding the mechanisms underlying this phenomenon with the aim of uncovering new treatment options for patients.

Alissa Wall

Alissa currently teaches precalculus, calculus, and AP calculus BC at Robert Louis Stevenson School, where she also facilitates the chess club and the dance club.  She has taught middle school math, algebra, geometry, algebra II, topics in mathematics, and multivariable calculus at schools including Saint Ann’s, Professional Children’s School, and Harvard University.  Outside of the classroom, she has tutored students in academic math as well as the SHSAT, SAT, and ACT.  Alissa received her AB in geophysics from Harvard and was an IGERT fellow in statistics at Columbia.  She loves eating, walking, and reading.

Amanda Kalicki

Amanda is a teacher at Leon M. Goldstein High School in Manhattan Beach, Brooklyn. She has been teaching for eleven years and has taught Algebra, Geometry, Algebra II and Trigonometry, and middle school math. She is certified in both mathematics and special education and has taught in self-contained classes, integrated co-teaching classes, and general education classes, which has allowed her to utilize various strategies to meet the needs of every kind of learner.  Amanda graduated from Molloy College with her bachelor’s and master’s degrees in Adolescent Mathematics Education and Students with Disabilities. She has privately tutored students for over 15 years in various subjects of math and for SAT preparation.  As a tutor, she enjoys working with students in a one-on-one setting to help the student feel comfortable and gain confidence. She strives to help students feel connected to their learning and be successful.

Andrea Drollinger

In her 7 years experience as a secondary math teacher in the Hamptons, Andrea has taught classes from Math 7 through AP Calc BC. Andrea received her undergraduate degree in Atmospheric and Oceanic Sciences from Stony Brook University and her master’s degree in Secondary Mathematics Education from St. John’s University. Andrea enjoys sparking her students’ curiosity and showing them how the math they are learning is related to the world around them. She excels at meeting students where they are in their math journey, helping them realize and appreciate their strengths and teaching them to leverage those strengths to reach their goals. When she’s not teaching you can find Andrea at the beach or in the woods with her family.

Bob Jarvis

Bob has been a middle and high school math teacher for 17 years, following a successful career as a software engineer.  He taught in DC public schools for 8 years and has taught at an independent school in Manhattan for nine years. He has taught math courses in algebra and calculus and much of the IB (International Baccalaureate) curriculum, and he has tutored students in math from grades 4 – 12 for ten years. Bob graduated from Virginia Tech with Bachelor’s degrees in both math and computer science; he also earned a Masters degree in Math Education from American University in Washington, D.C. In his free time, Bob enjoys the outdoors in and out of the city, attending all kinds of shows and performances, and traveling. He recently visited his 50th state (Hawaii) and loved it.

Caile Martinez

Caile Martinez teaches middle school earth science and physical science at Speyer Legacy School, where she coaches track and field and advises the environmental club. She has a B.A. in Biology from Providence College, where she competed on their division I track and field and cross country team. She has experience teaching math at a middle school and high school level as well. Caile lives in the Upper East Side and just recently moved back from Maui, where she worked at Kihei Charter High School teaching field science and Algebra I while instructing the math component of summer programs at the University of Hawai’i. Caile has her master’s degree in Secondary Education and enjoys running and spending time in nature during her spare time.

Claire Wang

Claire has been a high school math and chemistry teacher for over 5 years. She has taught in both public and charter schools. She has taught math courses ranging from algebra 1 to AP Calculus AB. Claire has experience tutoring students in math from grades 3 – 12 and in chemistry. Claire graduated from the University of Pittsburgh, where she studied chemistry. She earned her master’s degree in secondary education at the University of Pennsylvania. She is fluent in Chinese and is currently learning Spanish. In her free time, Claire enjoys hiking and traveling.

Colin Hogan

Colin taught high school math at all levels in schools in Brooklyn and Mississippi, including Foundations to Algebra, Algebra 1, Geometry, Pre-Calculus, and AP Calculus AB. In addition, he has led his school’s chess club and served as an advisor/mentor to high school seniors. Colin received his Bachelor’s from Williams College and earned his Master’s in Education from Johns Hopkins University. Currently Colin is pursuing another Master’s degree at the Columbia Journalism School, writing about issues in education. In his free time, Colin loves to play basketball and tennis, read, and spend time outdoors. 

Craig Mutzman

Craig currently teaches 7th grade math at North Shore Country Day School in Illinois and has taught middle school math and science for the past 17 years at some of the most prestigious schools in New York City at the Collegiate School and the Buckley School. He has taught anywhere from 4th grade math up to Algebra II. Craig has experience tutoring students from 1st grade to 11th grade in math, chemistry and physics. Craig graduated from the University of Connecticut with a BA in psychology and then got his masters from Teachers College at Columbia University in Math Education. Craig believes in differentiated instruction and enjoys creating a relaxed and comfortable environment by meeting students where they are with their own interests and needs. Outside the classroom Craig enjoys playing, watching and coaching sports, traveling and learning the guitar, all while having a 21 month old baby girl at home.

Daniel H.

Daniel is an experienced mathematics educator with over 13 years of teaching experience, covering a diverse range of courses, including algebra 1 and 2, geometry, pre-calculus, and IB mathematics. For 11 years, he contributed his expertise to the New York City public school system, and he currently teaches 9th and 10th-grade students at an international school in Barcelona. Daniel earned a Bachelor’s degree in mathematics from the University of Leeds in England and a Master’s in mathematics education from St. John’s University in New York. Beyond the classroom, he has a rich history of private tutoring, spanning numerous years and involving students from 5th grade to 12th grade. Outside of work, Daniel enjoys playing tennis and bouldering, embracing an active and adventurous lifestyle.

Daniel Rubin

Daniel is a professional mathematician who has taught a variety of math courses at the university level. He received his PhD in mathematics from Columbia University, served as a postdoc at Cornell University, and has since moved into the private sector, where he works on cryptography to keep data private while it’s being analyzed. Daniel views math not as a collection of abstractions but as a means of solving concrete problems, and loves to explore and impart to students math’s historical development in order to see the original motivating context in which problems were solved. Daniel’s YouTube channel youtube.com/c/DanielRubin1 contains a podcast, math book reviews, and math lectures.

Davis Kim

Davis currently teaches sixth grade math and science at Bank Street School for Children, and previously taught at charter schools in Inwood and Houston for the last eight years. An alumnus of Trinity College (majors in Neuroscience and Music) and Johns Hopkins (MA in Science Education), he has mainly taught science and math (Living Environments Regents, Algebra, middle school math/science), and has tutored these subjects in addition to SHSAT preparation. He is always excited to develop student engagement around math/science, and derives great joy in seeing students flourish with one-on-one support. Outside of education, he enjoys diving deep into chamber and orchestral music around NYC as a violinist and pianist.

David McDonough

David currently teaches geometry and algebra 2 in an ICT setting at Millennium Brooklyn High School in Park Slope. He has worked with students in grades 5-12, in public and charter schools, teaching math, social studies, and ELA in General Education, ICT, and SETTS settings. He received a BA in art from Brooklyn College, and an MS in Urban Special Education Grades 7-12, from Long Island University. As a special educator, David has experience creating individualized student support plans, with a particular focus on helping students understand and value their strengths. When tutoring math, David encourages students to find solution pathways they can get excited about through practice, intuition, and creativity.

Deb Barnum

Deb has a decade of experience teaching middle school math in New York city public schools. She has taught 6th, 7th, 8th and Algebra I in both general education and special education settings. Deb minored in mathematics at New York University and earned her M.S. in Education from St. John’s University. During her teaching tenure, she was recognized as a Master Teacher by Math for America, where she honed her craft of teaching and learned many new skills to help students not just do math, but develop a deeper understanding of their work, being able to explain their thinking in a variety of different ways. In her free time, Deb loves spending time with her dog, traveling, spending time outdoors, and is training to run her first marathon (NYC 2023).

Edward Popovici

Edward is currently in his fourth year as a New York City High School math teacher. Edward has experience teaching Algebra II and Precalculus. Edward is passionate about math and math education. Inside the classroom, he works hard to help students reason through complex math concepts and reach their full potential. Outside of the classroom, he consistently takes courses to refresh and enhance his math knowledge and pedagogy. He has hundreds of hours of tutoring experience, and he has worked with students in both math and test preparation.

Edward went to Boston University for undergrad. He graduated Magna Cum Laude with a dual degree in Economics and Business Administration and Management (concentration in Finance). He attended Columbia Law School where he was a Harlan Fiske Stone Scholar for all three years. He also has a Master’s degree in 7-12k Math Education. Edward is a career changer, having worked as a corporate lawyer in a top law firm in New York City.

Elli Simonen

Elli Simonen teaches secondary mathematics at Special Music School on the Upper West Side. She currently teaches Algebra 1, Algebra 2 and AP Calculus and in alternate years teaches AP Statistics. She has been teaching high school math for 16 years in New York City and started her career teaching math in Tanzania as a Peace Corps Volunteer. Elli has a BS in Mathematics from James Madison University and a MA in Mathematics Education from Teachers College, Columbia University. She also instructs a Secondary Mathematics Methodology Graduate course at Hunter College. Through these varied experiences, she has developed a vast teaching toolkit to reach different types of learners. Elli believes that through focused and hard work, everyone can do math at the highest levels.

Eric Abrecht

Eric is a ten-year math educator currently serving as an educational consultant. Eric began his career as a corps member with Teach For America where he taught third and fourth-grade math in the Bronx. Following Eric’s time in the corps, he taught at DREAM Charter School and Brownsville Ascend Middle School, where he served as a special and general educator for grades 5, 6, and 7. Eric served multiple leadership roles throughout his school career including Mentor Teacher, Grade Team Leader, Department Chair, and Math Dean of Instruction. Eric loves common core math and considers upper elementary and middle school math a fun puzzle that can be solved in multiple different ways. Eric specializes in differentiated instruction and is a true believer in the powerful effects of embracing a growth mindset. Eric earned his BA from Loyola University Maryland and his MS in Special Education from CUNY Hunter College. Outside of the classroom, Eric enjoys traveling, watching soccer, and all things Marvel-related.

Eric Portales

Eric currently teaches Algebra II and AP Calculus AB at Stuyvesant High School. In his fourteen years of teaching in New York City, he has taught Algebra I, Geometry, Algebra II, AP Calculus AB, and IB Higher Level Math at schools including Stuyvesant, Brooklyn Latin, and ACTvF. Outside of the classroom, Eric has been an advisor to the math team, soccer teams, and school musical production. Eric earned an AB in Government from Harvard University with a secondary in East Asian Studies and a MSEd from St. John’s University in Adolescent Math Education. He is dual certified in high school mathematics and special education. In his free time, Eric likes to travel around the world, watch sports, and try new restaurants.

Erin Amato

Erin has been teaching high school math for eleven years, currently at Democracy Prep Charter High School. She has taught a variety of courses including Geometry, Algebra II, Precalculus, and Applied and Discrete Mathematics. In the past several years she has served her school as a Math Department Chair and Curriculum Advisor. She completed a four year Math for America Fellowship, collaborating with math and science teachers from across NYC. Erin earned a B. S. in Mathematics and Secondary Education from Roger Williams University and a M.S. in Mathematics Teaching and Learning from Drexel University. Erin is passionate about inquiry based learning and brings a question-based approach to learning to her tutoring sessions. Erin loves Geometry, baking, and spending time with her two young daughters.

Garrett Teague

Garrett currently teaches 7th Grade Math in two integrated co-taught classes at Girl’s Prep Middle School in The Bronx. Prior to his current position, he has worked in Pre-K, Kindergarten, 2nd, 3rd, 4th, and 5th grade in both general education and special education classrooms. Over the course of his 12-year teaching career, he has had extensive training with various common core aligned Mathematics and English Language Arts programs. Through his training and experiences, he has been able to create engaging, challenging, and supportive learning environments for his students, which have led to growth and success. This has also allowed him to develop an understanding of strategies for differentiated instruction and the means to address misconceptions that children possess in core subject areas, as well as the ability to design multi-tiered learning opportunities that allow children at different stages of their development to access and master content. He is deeply committed to education and very much enjoys working with students of all ages. He looks forward to helping your child accomplish all of their goals and do their very best.

Grant Chan

Grant earned his first Master’s degree in Electronics and Computer Science from
Université de Nantes, France and second Master’s degree in Science of Education from
St. John’s University, New York. He is licensed by New York State as a math teacher
and has more than six years of teaching experience. Grant is currently teaching
Geometry and Statistics at Dwight School New York. He previously taught Algebra I and
II, Trigonometry, Statistics, AP Pre-Calculus, and SAT Math-Prep in New York City
public schools. He has tutored math to students of all ages. Grant believes that every
student has different learning needs, a tutor’s job is to build a bridge to help all students
get to the same destination. Outside the classroom, Grant plays piano and basketball
and he often teaches math concepts through sports and arts.

Gretel Johnson

Gretel is a high school math teacher at Trinity.  She has been an educator in New York City for the past two decades as a classroom teacher, teacher educator, and university administrator. She began as a high school Mathematics teacher in Brooklyn, where she was recognized as a Master teacher by Math for America and as a Labsite Teacher for the Autonomous Zone. She is particularly interested in student-led learning and the ways in which game-based learning and error analysis can be used to build mathematical understanding. Gretel has spent the past ten years working with teachers and then designing and developing the CUNY Tutor Corps program. She has tutored throughout her career and is returning to the classroom full-time at Trinity School in the Fall. She has taught all levels of 7th-12th grade mathematics but Algebra 1 and Calculus AB remain her favorites. Gretel received her B.A. in Mathematics and Spanish at the University of Rochester and her M.A. in Mathematics Education at CUNY – Brooklyn College. She lives in Brooklyn with her family where she loves to cook and play board games, and when she has time, she travels home to the Midwest to quilt with her mom several times a year.

Hannah Madoff

Hannah has been a high school math teacher for 12 years. She got her start as a Teach for America Corps Member in Washington, DC where she taught 9th grade Algebra, and has spent the last 10 years teaching every course in the high school math sequence at Achievement First–Algebra, Geometry, Algebra 2, Precalculus, AP Statistics, AP Calculus, and SAT Math. Six years ago, she also got certified as a special educator, broadening her skill set to support exceptional learners. In addition to teaching, she is now an instructional coach, leading the Math Department and coaching math teachers to improve their pedagogy. Hannah has 6 years of private tutoring experience, tutoring middle school math up through Precalculus, both in person and on Zoom (after a year and a half of Zoom school during the pandemic, she’s gotten quite comfortable using all that the internet has to offer to create powerful digital math learning experiences!). Hannah graduated from the University of Michigan with a BA in Political Science, then got an MA in Teaching from American University (Secondary Math) and an MA in Teaching from Relay Graduate School of Education (Middle School Generalist). Outside of work, Hannah enjoys spending time outdoors with her family, reading, exploring the outer boroughs, and finding the best donuts the city has to offer.

Hannah Morse

Hannah is a sixth-grade math integrated co-teacher at 75 Morton. She previously taught high school math at a special education private school. She has tutored math to students from grades 6 through 12. Due to her special education background, Hannah has experience working with children who are below grade level to help them understand grade-level work. She also has had success helping students improve their executive functioning skills and become more confident in their academic abilities. Hannah holds a bachelor’s degree in Mathematics Education with a minor in American Sign Language and a master’s degree in Special Education, both from New York University. When Hannah is not teaching, she enjoys traveling, reading, playing the piano, and listening to music.

Harrison Schroeder

Harrison Schroeder has worked in education for his entire life and has taught or tutored math for over 15 years. He has tutored middle school math, algebra, geometry, trigonometry, algebra II, calculus, as well as ACT and SAT exam prep. Harrison taught Common Core Algebra and Geometry, each culminating in regents exams while at Teach for America. He also worked at the College Board, developing math questions for the SAT for nearly 7 years and helped to develop the digital SAT and several AP courses. He looks forward to using that knowledge and his passion for math education to help students in their educational journey.

Jennifer Preissel

Jennifer teaches secondary mathematics to juniors and seniors at Millennium Brooklyn High School, one of the New York Post’s “eight hidden gems in the NYC school system.” In this role, she designs and implements rigorous inquiry-based curricula aligned to Common Core standards for differentiated learners in an inclusive educational environment. She is trained in the instructional practices of the ASD Nest Model, a framework for inclusive education for higher functioning children with Autism Spectrum Disorder through the ASD Nest Support Project, NYU Steinhardt, Hunter College, and the NYC Department of Education. Jennifer holds a bachelor’s degree in film studies and English from Columbia University and a master’s degree in secondary mathematics education from St. John’s University. She loves traveling, cooking, and biking throughout all five boroughs of the city.

Jeff Reeder

Jeff teaches math at the NYC iSchool in Soho and has taught high school and college math for ten years. Jeff earned both his bachelor’s and master’s degrees in math from Cal State Fullerton and taught in California for five years at the high school and college level before moving to NYC. In his free time, Jeff enjoys working out, playing video games, seeing live music/DJ sets, and exploring green spaces in the city. He also enjoys traveling around the world, with a current goal of going to every continent (only two more to go!).

Joseph Tadros

Joe currently teaches AP calculus AB, physics, and algebra at Hillside Arts and Letters Academy in Jamaica, Queens. Joe has taught for seven years and tutored for five, serving students in different boroughs across NYC. He’s also completed over 80 hours of culturally responsive training to continuously develop his pedagogy. Joe received his master’s degree at St. John’s University in Adolescent Education in Mathematics and his undergraduate degree in Industrial Engineering at Rutgers University. His goal is to ensure all students find excitement and purpose in each lesson that he teaches. He continues to promote STEM by giving students access to opportunities through mentorship and project-based learning activities.

Josh Haimowitz

Josh has eight years of classroom teaching experience, having taught Physics and Math at various schools, including Trinity most recently. He has a B.S. in Evolutionary Anthropology and Physics, and an M.A. in Physics Education (7-12) from Columbia’s Teachers College. A lifelong learner, Josh has studied all of the fundamental sciences and still continues to delve deeper. He is also an avid musician and certified yoga teacher, hobbies that tend to be featured in Physics lessons that involve relevant concepts.

Joshua Rosa

Joshua is a high school math/special education teacher at A Philip Randolph. He is currently in his 6th year of teaching. He started out teaching at the middle school P.S. 72 The Lexington Academy before transitioning into a high school setting. He has taught math courses in the middle school level (6 -8), and currently teaches Algebra I & Geometry at the high school level. Josh completed his undergraduate degree at SUNY New Paltz and obtained his master’s degree from CUNY City College. Josh is fluent in Spanish. When not teaching, Josh enjoys automotive related activities, physical training, along with traveling and trying different foods.

Justin Mulvey

Justin has been teaching high school math for the past decade. He currently teaches geometry at Frank Sinatra School of the Arts High School, and has previously taught pre-calculus, taught IB Math Studies SL and Algebra I, Algebra II, and a self-designed Statistics curriculum. A graduate of Hamilton College where he graduated with a double major in economics and math, Justin has a Masters in Adolescent Education with a specialty in math as well as an Masters in Library Media. As mathematics department chair at KAPPA International High School, Justin’s work focused on increasing the rigor of instruction through purposeful questioning tactics and examining student work to analyze results.

Madeleine Prenner LaMont

Madeleine Prenner, Tutor, has been a math teacher for ten years, most of which she has taught at Riverdale Country School. Madeleine has been working as a math tutor for the past 14 years, starting at Wellesley College. Since completing graduate school with a Masters of Arts in Teaching, Madeleine has not only been a math classroom teacher and tutor, but she is also the school math support specialist, meeting individually with students from all grades. She works helping students to form connections and build intuition about mathematics. When not tutoring or teaching, Madeliene loves to spend time cooking and relaxing with her two cats.

Leslie Chen photo

Leslie Chen

Leslie teachers Mathematics in a New York City Public School, specializing in 6th to 8th grade math, including Algebra 1. He also has experience tutoring Geometry and Trigonometry. Leslie holds a Bachelor’s degree in Mathematics and a Master’s degree in Adolescent Education Mathematics from Hunter College. He is passionate about helping students build confidence in math and achieve their full potential. In his free time, Leslie enjoys playing his viola, singing, and strumming his ukulele.

Megan Butterworth

Beginning in 2013, Megan has taught various subjects ranging from grades 4-12. She specializes in Middle and High School math and has a passion for numbers, having taught pre-algebra, algebra 1 and 2, geometry, SAT Prep, social studies, and science. Megan graduated from Molloy College with a master’s degree in Adolescent Math Education. She is currently completing a program to become an Educational Technology Specialist through Molloy. She has privately tutored students of all ages for over 10 years and works with young athletes doing softball clinics and private lessons. Megan enjoys working one on one with students and looks forward to bringing math from the classroom into everyday experiences.

Melanie Green

Melanie is a passionate educator who deeply believes in every child’s potential. She believes that every student is unique and learning should be tailored to students’ strengths so they can feel confident and successful in math. Melanie began her career teaching eighth grade math in Newark, NJ. She then moved to Brooklyn and worked as a founding fifth grade math teacher at a middle school; she went on to also teach sixth grade math and Algebra 1. She then moved into school leadership and was named grade level chair and math dean. Melanie’s fifth and sixth grade students increased their proficiency on the New York State Common Core math assessment by 28 percentage points and 26 points, respectively. As dean she led her math faculty to make the highest student growth of ten peer schools for each of the past four years. Melanie has been named a Distinguished Stage 4 Teacher and a principal fellow. Melanie earned a B.S. in economics and public policy from Duke University and an M.A. from Relay Graduate School of Education. When she is not teaching, she enjoys watching sports, running, cooking, and fostering dogs.

Osvaldo Adames

Osvaldo Adames has been teaching math in the NYC DOE since 2015.  With a Masters in Math Education from Relay Graduate School of Education and a Bachelor’s in Mathematics from Hamilton College, Osvaldo has been in the classroom for a decade, focusing primarily on middle school students. He has been a fellow of the prestigious Math for America fellowship since 2016. His dedication to education extends across diverse age groups, from elementary school to college-level students. Beyond the classroom, Osvaldo finds joy in diverse hobbies, from baseball to anime. An avid adventurer, he embraces the thrill of snowboarding and skydiving. Osvaldo also enjoys the strategic challenge of chess, demonstrating that his analytical mind extends beyond the realm of mathematics. With a unique blend of academic expertise and a vibrant array of interests, Osvaldo brings a dynamic and engaging approach to the world of education.

Priya Nagrani

Priya Nagrani has taught middle school math (including Algebra 1) at Collegiate and The Spence School.  She has been tutoring middle school students for the last three years and has also coached the Math Olympiad team at Spence. She completed her undergraduate degree at the University of Pennsylvania, where she was a member of the West Philadelphia Tutoring Project.  She earned her graduate degree from Columbia University, where she was a teaching fellow in Statistics & Quantitative Analysis.  She remains involved with both educational institutions through their admissions departments.  Prior to which, Priya built a career in the financial services and government sectors.  She was recognized in 2010 as a Top Women in Finance and in 2008 as a Rising Star by the Women’s Bond Club.  Priya has also taught financial literacy with Junior Achievement and has taught Hindu religion with the Chinmaya Mission.  Priya loves traveling, playing tennis, swimming and spending time with family and friends.

Rebecca Graham

Rebecca currently teaches Algebra I and Geometry at Millennium Brooklyn High School in Park Slope, and has also taught Advanced Algebra, Statistics, and College Readiness there. She received her master’s degree in Urban Special Education, Grades 7-12, from Long Island University. She also serves as the IEP coordinator and specializes in developing a curriculum that is responsive to various learning disabilities and learning styles and developing the executive functioning skills of her students. Prior to teaching at Millennium Rebecca worked at Brooklyn Institute for Liberal Arts, teaching English, Geometry, Algebra, Economics, History, Literacy, and Public Speaking. Rebecca’s goal as a tutor is to bring joy to learning, build confidence in students and help them develop problem-solving strategies that foster independence, as opposed to rote memorization of steps and facts.

Rebecca Stern

Rebecca is a NYC DOE teacher at Leon M. Goldstein High School in Manhattan Beach, Brooklyn. She is in her eleventh year of teaching and has taught Algebra, Geometry, Algebra II and Trigonometry, Advanced Algebra and Pre-Calculus. She is certified in both mathematics and special education and has taught a wide range of students with all different skills and abilities. She has taught in self-contained classes, integrated co-teaching classes, and general education classes, being able to differentiate and meet the needs of all different types of learners. Rebecca graduated from Molloy College with both her bachelor’s and master’s degrees in Adolescent Mathematics and Students with Disabilities. She has privately tutored students in all the above listed math courses, along with SAT preparation. She enjoys working one-on-one with students to show them that math really is not that scary and through hard work and determination every child can be successful in math. She really hopes to not only build students’ skills but also their confidence so that they can feel more comfortable in their classroom on a daily basis. In her free time she loves to go to the beach, read, travel, and spend time with friends and family.

Richard Koo

Richard has taught math in New York City independent schools for ten years, working with students in both lower and middle school. He graduated from St. John’s University with a master’s in childhood education. Prior to starting his career in teaching, he worked in the financial services industry and earned an M.B.A. in finance from N.Y.U. Stern School of Business and a B.A. in economics from Wesleyan University. He discovered his love for working with children while volunteering through Learning Leaders as a parent volunteer at his daughter’s elementary school. He believes that solutions to math problems can be approached from many different ways, and not through just one set algorithm and encourages his students to always test their thinking.

Simon Jarcho

Simon currently teaches tenth-grade math at Avenues: The World School in Manhattan and has more than seven years of experience as a high school teacher of mathematics, statistics, and economics. Simon previously taught Advanced Algebra and Trigonometry, Statistics, and Discrete Math Topics (TSDMT) to high school students at the University of Chicago Laboratory Schools and AP Economics, AP Statistics, and FST to high school students at Vermont Academy. He has tutored math to students ranging from grades 6-12. After earning his bachelor’s degree in economics and English literature from Colgate University, Simon received his master’s from Columbia University in quantitative methods in the social sciences (applied statistics). As a tutor, he enjoys working with students in a one-on-one setting, as it allows him to tailor his lessons to their individual needs. He believes that learning should be fun, and takes pride in creating a relaxed and comfortable environment, where his students can learn and build confidence.

Thomas Anderson

Thomas currently teaches eleventh grade math and statistics at Avenues: The World School in Chelsea, Manhattan. In a career spanning nearly 25 years, he has taught all levels of high school mathematics from Algebra I through AP Statistics and AP Calculus AB and BC. Before joining Avenues New York, Thomas was a member of the founding faculty of the school’s Brazilian campus in São Paulo where he taught for two years. He also taught in Viterbo, Italy with School Year Abroad for two years. Before that, Thomas spent 16 years at boarding schools in Pennsylvania and Virginia as a teacher, chair of the math department, dorm parent, coach, and advisor. Throughout his career, he has tutored high school students in mathematics, and has supported them as they prepared for standardized testing. Thomas has an Ed.M. in Private School Leadership from Teachers’ College at Columbia University. He also holds an M.S. in education from Lehigh University, and he graduated from the College of William and Mary with a B.S. in mathematics and a minor in secondary education. Thomas appreciates the opportunity to work with students individually that is afforded by tutoring, and he enjoys monitoring students’ progress as they gain confidence.

Will Roble

Will Roble currently teaches 7th and 8th grade math at Greenwich Academy, and runs the math team and math club for students in grades 5-8. Will has extensive tutoring experience in topics ranging from basic operations to Algebra II and Trigonometry. Will previously taught middle school math at Avenues for many years. Prior to teaching at Avenues, he was Senior Director of Middle School for Achievement First Charter schools for five years, an 8th grade teacher and math coach at Achievement First Bushwick Middle School for one year, a 6th grade teacher and math coach at Rise Academy, a KIPP School in Newark, NJ for four years, and a 6th grade math teacher at the Thomas C. Giordano Middle School 45 in the Bronx for two years. He earned his MS in Teaching (grades K-6) from Pace University and his B.A. from Trinity College (Hartford, CT) in Anthropology and Italian studies. He has worked with students of all academic and socioeconomic backgrounds and loves helping students deeply understand math concepts.