Welcome to Mathnasium of Johnston-Grimes

Our children really enjoy attending Mathnasium. They are learning topics now above their grade level and thri...

M.C.

My daughter was falling behind in the 2nd grade, we began Mathnasium in November that year, and by the Spring,...

E.K.
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Summer Programs

Make Mathnasium Part of Your Summer Plans.

HELP YOUR CHILD THRIVE!

Enroll Now for Summer!

Schedule Free Assessment

Contact us

Johnston-Grimes

  • 2810 SE Grimes Blvd
  • Grimes, IA 50111
  • Call (515) 985-5128

Hours of Operation

Instructional Hours

In Center or Online By Appointment Only
Mon - Thu 3:00 PM - 8:00 PM
Saturday (online only) 10:00 AM - 2:00 PM
Sunday (in center only) 1:00 PM - 4:00 PM

Office Hours

Call for Information
Daily, 9:00 AM - 9:00 PM
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Center Director
By Appointment Only
Mon - Thu
2:00 PM - 8:00 PM
Sunday
1:00 PM - 4:00 PM
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Hello! I'm Lauren Ness, Center Director of Mathnasium of Johnston-Grimes, your neighborhood math-only learning center. We help kids in grades K-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:

  • Johnston
  • Grimes
  • Urbandale
  • Waukee
  • Granger
  • Dallas Center
  • Polk City

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!

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Instructor Spotlight

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Kelsey Perkins

Kelsey is a student at Drake University studying Data Analytics, Math, Computer Science, and Spanish. She is originally from Illinois and thinks that Iowa and Illinois have too many corn fields. She enjoys working out, and playing soccer, tennis, and pickleball. She loves dogs, specifically golde(...)

SCHEDULE YOUR MATHNASIUM ASSESSMENT TODAY

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One-on-One Assessment

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

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Customized Learning Plan & Goals

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

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The Mathnasium Method™

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

Latest News & Posts

Unveiling Mystery May: Mathnasium's Summer Adventure Continues!

May 8, 2024 | Johnston-Grimes

Summer is in full swing at Mathnasium, and we're thrilled to continue our Mathnasium Summer Adventure with Mystery May! Our team has been hard at work planning an exciting lineup of activities and events to keep our students engaged and motivated throughout the summer months.

Fractions

Mar 29, 2024 | Johnston-Grimes

Here is Why Kids Have Trouble with Fractions

Upcoming Events

Limited Time - Free Math Tutoring!
Apr 1, 2024 - May 31, 2024
Full Skills Assessment | Individualized Learning Plan | & 2 Weeks of Free Sessions.
Summer Camp - June 24th-28th
Jun 24, 2024 - Jun 28, 2024
"Math is Fun!" Summer Camp, Grades 1-6. Click "More Details" below to learn how to register!
More Events brn

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"Tanya and the staff are fantastic and made math fun and something my daughter looked forward to - something we could NOT say before Mathnasium. "

— Kelly Eagle

Johnston-Grimes

2810 SE Grimes Blvd

Grimes, IA 50111

United States