Welcome to Mathnasium of Tustin

Excellent service and one on one tutoring at this center it is by far the best of the best!


Great teachers that love how to make learning fun.. They definitely put confidence back in them. Both of my ki...

Mai Tran


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Contact us


  • 641 E 1st Street
  • Tustin, CA 92780
  • Call (714) 731-1700
  • Text (714) 731-1700 (text)

Hours of Operation

Instructional Hours

Monday 3:00PM - 7:00PM
Tuesday 3:00PM - 7:00PM
Wednesday 2:00PM - 7:00PM
Thursday 3:00PM - 7:00PM
Friday 3:00PM - 6:00PM
Saturday - Sunday Closed

Office Hours

Monday - Friday
By Appointment Only
10:00AM - 8:00PM
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We are OPEN for in-center or online instruction!

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Hello. I'm Marlene Gemayel, Center Director of Mathnasium of Tustin, your neighborhood math-only learning center. We help kids in grades 1-12 understand math by teaching the way that makes sense to them.

We specialize in math-only instruction with a focused, caring, and fun learning approach that delivers results.
We proudly serve local communities and schools, including:

  • Pioneer Middle School
  • Orchard Hills Middle School
  • Beckman High School
  • Foothill High School
  • Tustin Ranch Elementary
  • Hicks Canyon Elementary
  • Arroyo Elementary

Dedicated to providing the best instruction

Our instructors are enthusiastic about math and specially trained in the Mathnasium Method. They create a caring and encouraging environment where your child will learn and thrive!

Meet the Team gallery1

Instructor Spotlight

Manon graduated in May 2023 from the University of California, Berkeley with a Bachelor's degree in Pure Mathematics. She is actively involved in mathematical research with one of her former professors and classmates and plans on publishing within the next year. She has years of experience teachi(...)



One-on-One Assessment

Our unique assessment pinpoints what each child already knows and what they still need to learn.


Customized Learning Plan & Goals

Our detailed plan takes your child step-by-step from where they are to where they need to go.


The Mathnasium Method™

Our proprietary curriculum and teaching method fosters skills that take hold and build upon one another.

Latest News & Posts

America's Math Report Card: (You'd better sit down.)

Apr 11, 2021 | Tustin

Now, we don't like to be Debbie Downer but we have some bad news for you. Math skills in American schools are suffering. A lot! Out of our 50 states, 20 of them are scoring below the national average. In fact, Americans continually score..

Mathnasium Beliefs

Mar 10, 2021 | Tustin

Since our first learning center opened in California in the spring of 2002, we have grown to more than 1,000 Mathnasium Learning Centers worldwide. We are humbled and incredibly grateful that, with each center we open, we profoundly impact the..

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"Friendly staff.. Clean environment!! Exciting and fun way to motivate and improve math skills!!"

— L.B.


641 E 1st Street

Tustin, CA 92780

United States