Welcome to Mathnasium of Kennewick

Mathnasium is run by a smart, organized and caring owner with great customer service and


Excellent program ❤️

Liliana Barragan

Free math skills assessment!

Call us today for a free assessment of your students' current math skills and needs. In this session, you'll get tips, tricks, and a detailed roadmap of how to help your child succeed in math -- regardless of whether you decide to enroll in our program.

Schedule Free Assessment

Contact us


  • 1408 N Louisiana Street, Suite 103
  • Kennewick, WA 99336
  • Call (509) 572-2299
  • Text (509) 572 - 2299

Hours of Operation

Instructional Hours

Sun 1PM - 5PM
Mon 3PM - 7:30PM
Tue 3PM - 7:30PM
Wed 2PM - 7:30PM
Thu 3PM - 7:30PM
Fri 2PM - 6PM

Office Hours

Sun - Fri
By Appointment
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Mathnasium of Kennewick is now enrolling in the Tri-cities!

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Hi, I'm Jillian Goetz Wong. I earned my PhD in Neuroscience in 2015 and performed postdoctoral research at Northwestern University until 2020. When I realized that I wouldn't be able to teach as much as I'd like if I continued as a professor, I decided that I needed to find a better outlet for educating students. Mathnasium was my key!

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:

  • Kennewick
  • Pasco
  • Richland
  • West Richland

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

Through my early schooling, I would often get frustrated and anxious when it came to the subject of math, but with help and dedication, I have grown to appreciate it with a better mindset. Now I hope to spread the usefulness of math in real life situations with other students and show that it doesn'(...)



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.

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"I love the flexibility you offer, you are definitely an asset to this community."

— K.W.


1408 N Louisiana Street, Suite 103

Kennewick, WA 99336

United States