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.

Tammie Yoakum

Owner
Hello, my name is Tammie Yoakum, and I grew up in Glendale with my sister/co-owner, Betsy. Before I started working in the center full time, I had a 30-year career in the premium finance industry. I was blessed to have that career, but Mathnasium is a ton more fun. The best part of being at Mathnasium is to see the "aha" moments and to see a students confidence grow. When I'm not working, I like spending time with my family and friends. I also love music, movies, reading and traveling.

Mary Savidge

Assistant Center Director
Hello, my name is Mary Savidge. I am a retired Math teacher. I love Math and how logical it is. I love children and watching them figure things out. Mathnasium combines both of those and I am grateful to be the Assistant Director and instructor. The atmosphere at the Mathnasium center is positive, fun, and exciting. A perfect learning environment.

Aliya Carrera

Assistant Center Director

Hi everyone! I'm Aliya Carrera, the Assistant Center Director at Mathnasium of Desert Ridge. I graduated from Pinnacle High School in 2022 and have been a part of the Mathnasium family for nearly six years. I find immense joy in my work here, as each day brings new rewards and opportunities to connect with students, whether they need extra help or want to get ahead. In my free time, I love listening to music, spending time with my sister and her cat, and learning new skills. 

Maxwell Tewelis

Assistant Center Director

Hi! My name is Max and I graduated from Northern Arizona University with majors in mathematics, chemistry and criminology. I've been interested in math all throughout my academic career because of the various applications and methods it provides. I love seeing how different people view mathematics and their thought processes behind solving problems. Outside of work, I enjoy taking care of my brother, reading books, watching movies, and playing games with my friends.

Vipul Gupta

Online Instructor
Hello I am Vipul Gupta, and I am currently attending Arizona State University. My first encounter with Mathnasium was actually as a student and I can confidently say the instructors are some of the most caring and knowledgeable people you will ever meet. I love knowing that I have a part in a student’s new found confidence and understanding. I like watching movies and making scale models in my free time.

Britney Gramlich

Online Instructor

Hi! My name is Britney Gramlich, and I am a junior at NAU. I love helping kids with math and making them feel confident in their abilities. I believe that math can be fun, and that's what I strive to do! In my free time, I live to watch hockey games, hang out with my roommates and go ice skating!

Adam Gramlich

Lead Instructor
Hello! My name is Adam, and I am currently a first-year at the University of North Carolina at Chapel Hill. Math has always been my favorite subject in school, and my experience with Mathnasium dates back to when I entered the first grade. They provided enrichment opportunity for me and help for my sister, so I am very excited to be a part of connecting other students to that experience as well. Outside of school, I enjoy shoe collecting, hanging out with friends, and playing basketball either recreationally or competitively through school/local clubs.

Sareena Gupta

Lead Instructor
Hi! My name is Sareena Gupta, and I am a currently a first-year at the University of Michigan for engineering. I have always loved math and science, especially Algebra. My first experience at Mathnasium was as a student, and I loved the positive energy and kindness of everyone at the center. I hope to help students feel more confident and secure in their math skills. I also love bake and I sing in a choir in my free time!

Vriddhi Rohila

Lead Instructor
Hi, my name is Vriddhi Rohila, but I go by Vivi! I was previously a student at Mathnasium, but now I'm an instructor. I'm a senior at Paradise Valley High School. Math has always been my strongest subject, and I really enjoy it. I enjoy spending my free time outside and listening to music.

Daniel Quan

Lead Instructor
Hello! I'm Daniel Quan and I am enrolled in the dual enrollment program at Arizona Christian University studying to be a chiropractor. Some of my extracurricular activities include speaking and debating competitively, and teaching private flute lessons. In my free time I love to exercise, play basketball and swim. I have a passion for math and I joined Mathnasium to share hat passion with others.

Bryson Carlson

Lead Instructor
Hi, I’m Bryson Carlson! I am a student at Pinnacle High school. I’ve always found math to be very fascinating and engaging. Teaching has been very fulfilling to me. In my free time, I do Track and Field for Pinnacle as well as volunteering, playing instruments, and other extracurriculars through Pinnacle.

Lexi Boeder

Lead Instructor
Hello! My name is Lexi Boeder. I am a senior at Northwest Christian High School. I have always loved math, but more than anything I have always loved being with kids. I decided to join the Mathnasium team because I thought it would be a fun way to spend time with kids while improving their math skills (and my own). At Pinnacle I am very involved in Choir and I am on the Student Board responsible for launching Pinnacle’s first Show Choir. Additionally, I have an insatiable passion for reading books.

Aris Rajwani

Instructor
Hey, my name is Aris Rajwani and I’m a senior at Pinnacle High school. I have always loved math and before becoming an instructor, I was actually a student here! The feeling I experienced every time I entered was incredible as I felt it was a second home. In my free time, I play basketball and the drums.

Jazlyn Sandhu

Instructor
Hello, my name is Jazlyn and I'm currently a senior at Desert Mountain High School. Math has always been my favorite subject and I am so excited to pass my knowledge onto Mathnasium students! I have participated in several math competitions and am a member of my school's Mu Alpha Theta Math Honor Society. In my free time, I like to practice guitar, play tennis, and paint.

Surbhi Chandak

Instructor
Hi! My name is Surbhi Chandak, and I am a senior at Paradise Valley High School and a student of CREST Bioscience. I've always had a passion for math, especially Algebra. I hope I can help students feel more confident in their skills, and help them learn to love math as much as I do. Outside of math, I love to sew clothes!

Riddhi Kshirsagar

Instructor

Hello, my name is Riddhi! I'm currently a senior at Paradise Valley High School. I've always had a love for math and finding out the solutions to complex problems. I also love helping out others figure out why I love math so much. In my free time, I love reading and learning how to play new instruments. I also love listening to music and spending time with my family.

Anagha Vippagunta

Instructor
Hey there! My name is Anagha, and I’m a student of BASIS Scottsdale. Math has always been my passion because it is THE universal truth – a language that everyone has the potential to speak and understand. It is used everywhere in our daily lives, and my favorite part about math is that there is always a specific solution and so many ways to achieve that solution. I love teaching and I have been tutoring math since I was in fifth grade. Mathnasium combines my passion for math and my love of teaching in an encouraging and positive environment for students, and it gives me great happiness to spread the love of Math among my students. In my free time, I enjoy solving super complicated math problems, reading, sketching portraits, playing volleyball, and creating music.

Viren Ramakrishna

Instructor
Hi, my. name is Viren Ramakrishna and I'm a senior at Scottsdale Prep. Ever since I was little, I have always loved math. I hope I can help students feel more confident in their understanding of math, and help them love math. In my free time, I run Cross Country and Track and Field for my school. I love listening to music and hanging out with my friends, family and my dog.

Nikhil Puttamraju

Instructor
Hello! My name is Nikhil Puttamraju and I am currently a sophomore at Paradise Valley High School’s CREST Bioscience program. Math has always been my favorite subject, and my strongest one as well. I participated in many math competitions and have joined math clubs. I enjoy math, especially Algebra, because it feels like a puzzle, manipulating numbers and letters to find a solution. I hope to help students also feel that same love of mathematics. Outside of math, I love to read, play the piano, fence, and am a member of many extracurriculars at school.

Aanya Sreekumar

Instructor

I'm Aanya Sreekumar. I'm a sophomore in high school taking advanced math. I enjoy math and teaching kids. In my free time, I like to listen to music, dance and spend time with family and friends.

Colin O'Connor

Instructor
My name is Colin O'Connor. I would describe myself as a kind and hardworking person. For fun, I play soccer, hang out with my friends, and travel. Some reasons I want to work at Mathnasium is because I love teaching math to other people.

Riya Bhakta

Instructor
Hello! My name is Riya Bhakta, and I am a junior at Pinnacle High School. I have always loved math and I enjoy helping others, which sparked my interest in Mathnasium. Outside of school, I enjoy volunteering and playing with my dogs.

Samantha Osborne

Instructor
Hello! My name is Samantha Osborne, and I am a senior at Pinnacle High School. I've always loved math, and I love helping others learn. Put that together and you get Mathnasium! In my free time, I like to read books, crochet and volunteer.

Ryan Hunt

Instructor
Hi! My name is Ryan Hunt and I am a junior at Paradise Valley High School and I am apart of the CREST program there. I used to be a student and have transitioned over to being an instructor recently. Outside of school, I enjoy playing tennis.

Rianna Rane

Instructor
Hi, my name is Rianna and I'm a senior at BASIS Scottsdale. Working at Mathnasium, I hope to inspire kids to overcome their struggles in math and feel confident in their abilities. In my free time, I love listening to music, going to the gym, and hanging out with my friends!

Gunika Goyal

Instructor

Hello! My name is Gunika and I am a junior at BASIS Phoenix. I have always found joy in solving challenging math problems, ranging from algebra to calculus, and I am excited to spread that joy to others at Mathnasium. In my spare time, I like to play tennis, read, and spend time with my family.

Saya Amin

Instructor
Hey! My name is Saya and I am a student at Basis Phoenix. My first memories at Mathnasium were as a student. I have enjoyed learning math and sciences and I hope to share that with others in the center. I also enjoy playing piano in my free time.

Rijul Gupta

Instructor

Hello, my name is Rijul Gupta and I am a sophomore at Shadow Mountain High School. Ever since I was little, math has been my favorite subject and I look forward to it everyday. Before working at Mathnasium, I used to be a student here. In my free time, I play tennis and love to hangout with my family.

Ishaan Vyas

Instructor

Hello! My name is Ishaan Vyas and I am a junior at Paradise Valley High School. I've always loved math and the concepts required to learn it. Teaching has always been something that allows me to feel accomplished! In my free time, I enjoy playing basketball for Paradise Valley, as well as producing music beats!

Sahasra Karanam

Instructor

Hi! My name is Sahasra Karanam, and I am a sophomore at Paradise Valley High School CREST Bioscience. I have always been interested in math and it is one of my strongest subjects. I hope to help students explore math and become more confident in themselves. In my free time, I love to dance, play the guitar and bake.

Shyam Sathisan

Instructor

Hello! My name is Shyam Sathisan, and I am a current student at Paradise Valley High School in CREST Biology. My favorite branch of math is statistics for its ability to explain things in the real world, and I enjoy teaching at Mathnasium because I can share my knowledge and reinforce my own!

Emmie McGill

Instructor

Hi! My name is Emmie McGill. I’m a senior at Barry Goldwater High School. Ever since I was a little kid, math has always come easy to me. I love working with the kiddos here at Mathnasium and love seeing them improve! Seeing there smiles when they learn new things and succeed, make my day! I plan to attend NAU to become a veterinary technician.  

Caden Szeto

Instructor

Hello! My name is Caden Szeto. I am currently enrolled in the CREST Bioscience program and I have always loved math. Whether it’s helping out friends or learning new concepts, math has always been one of my favorite subjects. In my free time I like to read, arm wrestle, and listen to music.

Nila Kumara

Instructor

Hi! My name is Nila and I’m a sophomore at Scottsdale Prep. I love math because I love how many different ways you can solve one problem. In my free time, I love to run, play soccer, and experiment with different drinks at new cafes!

Kanishka Mittal

Instructor

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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