Welcome to Mathnasium of Shoreline

My daughter is learning to not think negatively of math and we are seeing improvement in school as well.


I highly recommend Mathnasium! Steve and his team of expert mathematicians are professional kind and always co...

Shyra Nacht

$100 off New Summer Enrollments

$100 off any enrollment for a new student in June or July. Applicable to 2x week, 3x week monthly enrollments or 90 day 12-, 16-, or 20-session packages.

Contact Us

Contact us


  • 15909 Westminster Way N
  • Shoreline, WA 98133
  • Call (206) 268-0724

Hours of Operation

Instructional Hours

Mon-Thur 3:30PM - 7:00PM
Sat 10:30AM - 2:00PM

Office Hours

11:00AM - 7:00PM
10:00AM - 2:00PM
11:00AM - 3:30PM
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Hello. I'm Steve Ruiter, Owner and Center Director of Mathnasium of Shoreline, your neighborhood math-only learning center. We help kids in grades K-12 understand math by teaching the way that makes sense to them...and we have a lot of fun doing it!

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:

  • Shoreline, N Seattle, Edmonds
  • Richmond Beach, Richmond Highlands, Parkwood
  • Hillwood, Echo Lake, Innis Arden
  • Highland Terrace, Meridian Park
  • Shorewood, Shorecrest, Einstein, Kellogg



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

Reading and Math: They Go Together like Peanut Butter and Jelly

Sep 7, 2019 | Shoreline

I just saw this Mathnasium blog post and it made me want to pass it on. If you love to read, read to your kids, or just want to pass on the love of reading, and have an interest in math, then this post is a great resource. It points to a lot of great..

How are your kids spending their summer vacation?

Aug 5, 2019 | Shoreline

Hi, I'm Steve Ruiter, owner and Center Director at Mathnasium of Shoreline. Summer is a great time to enjoy the great PNW outdoors. Nothing beats time at the beach, hiking in the mountains or biking our great trail system. While summer is a great time..

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"Steve and his team at Mathnasium have been amazing! We highly recommend them! "

— Shyra Nacht


15909 Westminster Way N

Shoreline, WA 98133

United States