Our staff is built to teach each student individually, to develop the skills they need to thrive in mathematics, and to foster a love of learning.


Assistant Center Director
Jonathan Delgado graduated from Redlands East Valley High School in 2014. He chose to continue his education at Crafton Hills College and later San Bernardino Valley College. He was not only challenged by the courses, but he discovered his passion for Math and Science. He is currently pursuing a B.S. in Applied Physics at Cal State University of San Bernardino. He believes Math is a gateway to many opportunities in life. He hopes that students will embrace Math as an achievable goal and not a tedious chore. He has worked at Mathnasium since August 2019.


Assistant Center Director
Karen graduated from Los Osos High School, and she got her Bachelor's Degree in Education with a Math emphasis. She also has a Single Subject Credential in Math from Cal State San Bernardino. She is currently a 6th grade Math Instructional aid at Deer Canyon Elementary. Her passion for teaching started in high school when she was just helping her friends with math, and she believes in empowering the next generation because they are the next leaders of this world. She truly enjoys working with students very much, and she always strive to show them that math is essential to have in their lives because everyone does use it on a daily basis whether they realize it or not. She has worked at Mathnasium since December 2018.


Assistance Center Director
Jesus graduated from Chaffey Community College with and Associates of Science in both Mathematics and Physics. He is currently a student at Cal Poly Pomona pursuing a bachelor's degree in Electrical Engineering. In College he took a class which a class which allowed him to teach younger students aspiring to be engineers and enjoyed teaching them how to use math and think like engineers. He likes teaching and showing students how math is everywhere around them and seeing how shocked they get on learning that literally math is everywhere. He hopes to inspire many students while teaching them and to enjoy math as much as he does. He has worked at Mathnasium since August 2021


Nathaniel graduated from Rancho Cucamonga High School in 2018 with Cum Laude. He is currently pursuing Cyber Security at Cal State San Bernardino. He is an active church member with 15 years of both piano and keyboard experience. He also has experience with teaching from piano and Tae Kwon Do. He believes that math is everywhere and knowing the skills to solve the problem can help a person and the people around in the future. He has worked at Mathnasium since July 2019.


Connor is currently a Sophomore at Harvey Mudd College seeking a joint degree in mathematics and physics. He graduated in 2022 from Rancho Cucamonga High, where he was active as the captain of the school’s Academic Decathlon team. As a former student at Mathnasium of Rancho Cucamonga, Connor hopes to pass on his understanding of and passion for math to his students. He has worked at Mathnasium since July 2019.


Daniel Chen graduated from Los Osos High School in 2021. He is currently a Junior at University of California Riverside majoring in Biology. He enjoys teaching math and wants to make a difference in their life. He used to be our student at Mathnasium of Rancho Cucamonga. He has worked at Mathnasium since July 2020.


Marques just graduated from Chaffey College with an Associate degree in Art & Science. He is currently enrolled at Cal State San Bernardino with a Major in Computer Science. He loves to teach Children. He has worked at Mathnasium since March 2021.


Tristan Granados graduated from Los Osos High School. He is currently attending Chaffey College and plans on transferring to UCLA where he will obtain his PhD in Astrophysics. Tristan loves and naturally connects with children, and has the desire to fulfill the needs and curiosities of people of all ages. After obtaining his degree, Tristan plans on becoming a high-level university professor to continue his educational career. He has worked at Mathnasium since April 2022.


Mary is currently a senior at Los Osos High School and hopes to pursue a career in the medical field. She is currently taking AP Calculus AB. She had been a student at Mathnasium since 2013 and had participated in a few Tri-Mathlon in the past. In her free time she likes to listen to music and hang out with family and friends. She enjoy helping the younger students and teaching them that math is not as scary as it looks and it is fun. She has worked at Mathnasium since July 2022


Ryan graduated from Los Osos High School as a Cum Laude, where he has passed AP Calculus AB & Stats with a 4 each. He is now a college student who plans on transferring to UCSD to pursue a computer science major with a math minor. He has teaching experience from his Boy Scout program where he eventually earned the Eagle Scout rank & other tutoring program. He is most excited to help children to approach math in a more engaging method and make it more of a puzzle than a chore! In the meantime, he loves to hang out with his family and friends and swim! He has worked at Mathnasium since August 2022.


Juan graduated from Montclair High School in 2018. He is currently attending Cal Poly Pomona pursuing a B.S. in Mathematics. He has 3 years of teaching experience from being an AVID Tutor and a Student Mentor for IM-II Math at Montclair HS. He plans on becoming a High School Math teacher because he hopes he can inspire students in the way his past teachers have inspired him. He has worked at Mathnasium since December 2022.


Joshua Clavecillas graduated from Rancho Cucamonga High School in 2022. He is currently a Second year at Chaffey college majoring in aerospace engineering. He enjoys teaching math, doing math, and spreading the beauty of mathematics. Next year he will transfer to Cal Poly Pomona pursuing aerospace engineering. He has worked at Mathnasium since August 2022.


Austin is currently a Senior at Los Osos High School with plans to study economics and finance in the future. He enjoyed teaching math to his friends which grew into a general liking for teaching. Aside from math, some of his side interests include video production, gaming, and watching anime. Currently, Austin is taking AP Calculus BC and AP Statistics. He has worked at Mathnasium since February 2023.


Zoya Khawaja graduated from Los Osos High School in 2023. She is currently attending Chaffey Community College, with hopes of transferring to a 4-year university in the fall of 2025. She hopes to pursue a career in the medical field in the future. In her free time, Zoya enjoys making jewelry and listening to music. Math has always been one of Zoya’s favorite subjects, and she wants to show people that math is fun and can be approached like a puzzle or game. Zoya has worked for Mathnasium since April 2023.


Precious Ani is a current freshman at Azusa Pacific University and is majoring in political science and humanities as a member of the APU Honors College. She graduated from Rancho Cucamonga High School in 2023 as a success in choir and theatre, having starred in the RCHS 2023 production of Little Shop of Horrors. She loves to sing, enjoys music, and is passionate about her care for children. Precious seeks a career in public policy that will allow her to help make changes to ensure the success of our future generations. She has worked at Mathnasium since May 2023


Aditya Prajapati is a senior at Rancho Cucamonga High School. He is currently taking AP Statistics and passed AP Calculus BC with a 5. He has the goal of pursuing Bioengineering at a top university in the country with ideal goal of attending Columbia University in New York. However, he wants to also stay close to home to help out his mother and brother. Aditya grew his love for teaching from tutoring kids at his Hindu temple on subjects ranging from math to computer science. He has worked at Mathnasium since July 2023


Catalina is currently attending Chaffey College. She enjoys reading and listening to music in her spare time. She has helped Children in Tutoring since High School. She loves Science and Math. She plans teach or work in the medical field. She has worked at Mathnasium since August 2023.


Andrey is a current junior at Los Osos High School. She has worked with children before, and loves inspiring and watching them grow. She has taken Calculus BC in the past, and is currently taking Statistics. In her free time she likes watching TV shows, painting, and listening to music. In the future, she hopes to pursue a career in business. She has worked at Mathnasium since August 2023.

Our Mathnasium Mission

Teach children math so they understand it, master it, and love it. Math can change their lives, and they can change the world.

What I love about Mathnasium is the ability to teach problem-solving skills and make math make sense, while also making a student smile.
Amber W., Mathnasium Instructor

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