Mathnasium 13010 W Parmer Lane, #100, Cedar Park TX 78613 (512) 869-6284

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Our Team

Our specially trained math instructors will teach your child how to understand math in an individual setting; our unique approach enables us to explain concepts really well and lend a helping hand to every student. Our tutors foster a caring, encouraging environment that helps kids thrive and learn! Read below to learn more about our talented team:

 Regina Rahimi, Office Manager/Lead Instructor



I love helping people with math! Even while I was still in school, I always helped my family with their questions, and I volunteered at the local high school to help students who were struggling. After I earned my Bachelor’s Degree in Mathematics, I knew I wanted to keep helping student in a personalized, one-on-one way, and I have been tutoring ever since.

Favorite Number: 2048, or 2 to the 11th power.

Favorite Math Joke: I tried looking up “division by zero” in the dictionary but it wasn’t there. I guess it’s undefined.

In five years, I will be: Still teaching and spreading a love of math!

Fun Fact: I have 7 siblings and I’m the only math major in the family!

I love Mathnasium because: Mathnasium allows lots of kids to get the one-on-one attention they need to succeed, but the materials also help lots of students learn independently!


Joseph Lartique, Lead Instructor


Joseph Lartigue is a math major currently studying at Concordia University, Tx, and plans to graduate in the Spring of 2019. He loves math and music, and has been playing piano since middle school. His favorite math subject is Geometry.

Favorite Number: 2. I like all the powers of 2

Favorite Math Joke: What do you call the derivative of a cow? Prime beef.

In five years, I will be: Still learning

Fun Fact: Luigi is my favorite video game character

I love Mathnasium because: I love to do math every day, and it's even better when I get to share my knowledge with others.


Robert Halbert, Senior Instructor


Robert retired to Texas after a long career in the Air Force that took him to many parts of the world. He enjoys working with young people, so you might see him helping out at some of the Leander ISD high schools and middle schools, as well as at Mathnasium.

Favorite Number: Although many people say it's unlucky, 13 has always been good to me. Call me a contrarian.

Math Joke: Old mathematicians never die -- they just lose some of their functions. 

In five years, I will be: still retired, hopefully.

Fun Fact: I have been to every state in the US.

I love Mathnasium because: It's a real thrill watching young people build their skills and develop self-confidence with math. Math has given me some advantages throughout my life, and I really enjoy passing those benefits on to a younger generation.

Craig Holcomb, Senior Instructor


I'm a math person, I majored in math, I taught math as an adjunct at community colleges. I'm certified to teach high school math in Texas, and I taught high school math in Houston. I also worked for ten years as an actuary for various life insurance companies. 

Favorite Number: 358 

Math Joke: Q: What is the difference between a Ph.D. in mathematics and a large pizza? A: A large pizza can feed a family of four 

In five years, I will be: I will still be semi-retired, working somewhere teaching/tutoring math. 

Fun Fact: People who drink two cups of coffee a day are much less likely to commit suicide. 

I love Mathnasium because: of the instructors, the owners and the great kids. And I get to help do math problems.

Barbara Bobb, Senior Instructor


I have lived in New Jersey, Maine, Massachusetts, Kansas, Illinois, and Texas. I loved them all.


Favorite Number: I have many favorite numbers such as pi and all perfect squares, especially 16 since I got married on the 16th, my husband's birthday was the 16th, the sum of month and day I was born is 16.

Fun Fact: I add the letters and numbers on license plates. For example: JXK 564 = 60. Doing this in traffic makes traffic a lot less stressful. My family lived on the street where Nathaniel Hawthorne was born. We lived on 39 Union Street n Salem and Nathaniel Hawthorne was born in a house on 27 Union Street in Salem. They moved the house to the House of Seven Gables Historic Site. I have written and edited math books with Marilyn Burns-- a well-known math educator, author and entrepreneur. Her company is Math Solutions which has published many many math books. We have several of her books on the book shelf at Active Minds. I had an article published in the NCTM Journal: Teaching Children Mathematics. The article was written in collaboration with a math education researcher: Beth Casey from Boston College. I was a math teacher for a span of 35 years and a math editor for 20 years. I am currently a free-lance editor. I am an avid hockey fan --love the Texas Stars. I am also a Spurs fan. I recently took a curling lesson and my son, daughter, and her trainer. We are forming a curling team at Chaparral Ice. I work out at the gym almost every day. I work out with a trainer and I go to boot camp twice a week. I've participated in several 10K and 5 mile races. I was a Girl Scout until I graduated high school. My troop spent a week in Mexico among other wonderful trips and experiences.

In five years, I will be: I'll likely be writing books and working with young people. I might become a Girl Scout leader or learn to play golf.

I love Mathnasium because I love working with young people and helping them understand and become confident with solving all types of math problems.

Angel Urbina, Senior Instructor 


Angel is currently a computer science major specializing in cyber security. Angel is originally from California but have lived most his life here in Austin, TX and absolutely love it! Angel has passion for soccer as well as learning new and interesting things that push him out of his comfort zone.

Favorite Number: -1/12 The origination of this “golden nugget” is actually quite beautiful

Favorite Math Joke: 30 cows in field “20 ate” chickens, how many didn’t?

In five years, I will be: Opening my own learning center for students and families that don’t have the necessary resources.

Fun Fact: The matter that Stars are made of is the same matter that YOU are made of!

I love Mathnasium because: It gives students a chance to either catch up or get ahead in a subject that most dislike. Since the Mathnasium method is vastly different to that of most schools, students get to understand the material they are learning instead of simply memorizing things in a mind-numbingly boring way. 

 Scott Alexander Coffey, Senior Instructor 


Scott is a student at the University of Texas working on a degree in education with a minor in Math. He has lived nearly his entire life in Texas and enjoys the simpler things in life. 

Favorite Number: 9 because the random number generator told me. 

Favorite Math Joke: My girlfriend is the √ -100, a perfect 10 but imaginary. 

In Five years, I will be: Plan on teaching Math or Science in Texas after finishing my degree. 

Fun Fact: I am a UT archery club member and a beginner archery instructor. 

I love Mathnasium because: I can work on with multiple students on a variety of topics, making every day a little different.


Juan Moreno, Senior Instructor 


Juan recently graduated from UT Austin with a baccalaureate degree in Mathematics and Physics. He really interested in the relationship between the two subjects and spend a lot of his time studying and reading about them.

Favorite Number: 5. 

Favorite Math Joke: Suppose there is no empty set. Now consider the set of all empty sets. 

In Five years, I will be: In graduate school, working towards a Ph.D. in math.

Fun Fact: The Legend of Zelda is my favorite video game series.

I love Mathnasium because: I like helping others understand math and improve their skills on the subject. I strongly believe in the phrase "math is not a spectator sport", that is, most of the learning in math comes from actually working on problems and the Mathnasium provides a space where students can do this with the help and guidance of instructors.

Arjun Bellamkonda, Instructor


Arjun is a senior at Round Rock High School and plans to major in biomedical engineering. Arjun has years of experience working with children including giving tennis lessons and volunteering in the PALS organization. In his free time, Arjun loves watching sports and playing video games.

Favorite Number: 73 - It's the 21st prime number, and it's mirror 37 is the 12th which is the mirror of 21 and 21 is the product of 7 and 3. 73 in binary is 1001001 which is a palindrome.

Favorite Math Joke: Romans found math very easy because X was always equal to 10. 

In Five years, I will be: I will be hopefully earning my Master's Degree in a field of engineering.

Fun Fact: I could eat pizza every day of the week and not get sick of it.

I love Mathnasium because: I enjoy interacting with the students and learning how they analyze a given problem and how they carry on solving it. I also love that feeling when one of the students I am working with understands a new concept.

Prathi Selvapathi, Instructor


Prathi is a senior at McNeil High School and hope to work in the medcal field in the future. I love kids, and prior to working at Mathnasium, I worked at Children's Autism Center for approximately ten years. In my spare time, I enjoy spending time with my friends and dancing.

Favorite Number: 7, I've always loved it since I was 7 years old 

Favorite Math Joke: 6 was scared of 7 because 7, 8, 9, but why did 7 eat 9? Because you're supposed to eat 3 squared meals a day!

In Five years, I will be: Hopefully on my way to medical school!

Fun Fact: Drawing and baking are my favorite past-times.

I love Mathnasium because: I love working with children, and it makes me happy that I can help them build their math skills because it will be so important in their futures.

Akanksha MehtaInstructor


My name is Akanksha and I am a high school student. I love reading, writing, cooking and art. I like to spend my free time with my family and friends. I also enjoy working out, eating good food and shopping.

Favorite Number: 3. 

Favorite Math Joke: What do you call guys who like math? Algebros. 

In Five years, I will be: In graduate school, working towards a Ph.D. in math.

Fun Fact: My specialty baked dish is cheesecake!

I love Mathnasium because:each child gets the chance to improve at their own pace.

Jackson Henry, Instructor


Jackson earned a BS in Applied Mathematics in May 2017 from Baylor University. He's a former member of the Baylor University Golden Wave Band. In the future, he plans to work in data analytics or software development.

Favorite Number: 9

Math Joke: Why should you never talk to pi? Because he'll just go on forever.

In five years, I will be: Either pursuing a master's degree in Computer Science or a data analyst or a software engineer at a respected company.

Fun fact: I have been playing the tuba for 12 years.

I love Mathnasium because: We have a very supportive and encouraging environment here. I get to share my passion of math with kids. I really enjoy seeing the look on kid's faces when they get a concept.

Rhythem Sharma, Instructor


Rhythem Sharma is currently a sophomore at the University of Texas at Austin studying Aerospace Engineering. He hopes one day he will get a pilot's license to fly his own aircraft as a hobby. Some of his favorite things to do are reading in his spare time, playing soccer (GO Arsenal!) and being around with his friends.

Favorite Number: My favorite number is 7 because it was when I was born and its a really lucky number for me!

Favorite Math Joke: sqrt(-1) 2^(3) Σ π (I ate some pie)

In five years, I will be: In graduate school trying to get my masters and potentially a PhD

Fun Fact: I love ,music, it's in my name! I've played the saxophone for almost 7 years now and I am currently teaching myself to play the guitar.

I love Mathnasium because: It is a great opportunity for students to learn more about math than is taught at school. Additionally, I love teaching the students because they are enthusiastic and wanting to learn more.


Morgan Muir, Instructor


Morgan is a student at Southern Methodist University, and she is double majoring in Mechanical Engineering and Mathematics. Morgan has years of experience volunteering with kids and promoting math and STEM education in her community. In her free time, Morgan loves rock climbing, cooking, and building robots.

Favorite Number: 3 - it’s the magic number!

Favorite Math Joke: Don’t let advanced math scare you. It’s as easy as pi.

In five years, I will be: Working as a mechanical engineer in industry. I enjoy problem solving, and I want to improve people’s lives through my career.

Fun Fact: I love baking and candy-making! There’s so much art and science that goes into it, and it tastes really good too.

I love Mathnasium because: There is nothing more rewarding than helping a student grow in their mathematics career. The students thrive in the Mathnasium environment because they discover that math can be fun. Their learning makes me look forward to going to work every day.