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.
mobile version of sandcastle image

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
---
---
Center Director
By Appointment Only
Mon - Thu
2:00 PM - 8:00 PM
Sunday
1:00 PM - 4:00 PM
View All Hours arrow

Already enrolled?

Log in

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!

Meet the Team gallery1

Instructor Spotlight

gallery1
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

gallery1

One-on-One Assessment

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

gallery1
gallery1

Customized Learning Plan & Goals

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

gallery1
gallery1

The Mathnasium Method™

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

Latest News & Posts

Fractions

Mar 29, 2024 | Johnston-Grimes

Here is Why Kids Have Trouble with Fractions

Algebra

Mar 29, 2024 | Johnston-Grimes

3 Reasons Why Kids Struggle with Algebra

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

Find out how Mathnasium will work for your child

Answer a few questions to learn more

My child is...

arrow
arrow

Have questions? Contact us.

By submitting this form you agree to receive recurring advertising emails, text messages, and calls from Mathnasium and its independently owned learning centers about our offerings to the phone number/email provided above, including calls and texts placed using an automatic telephone dialing system. Consent to receive advertising text messages and calls is not required to purchase goods or services. By submitting this form you also consent to Mathnasium's Terms of Use and Privacy Policy.

"Our children really enjoy attending Mathnasium. They are learning topics now above their grade level and thriving in school. The instruction is fun, interesting, and keeps them challenged and focused. The instructors take the time and really make the effort to assist each child. "

— M.C.

Johnston-Grimes

2810 SE Grimes Blvd

Grimes, IA 50111

United States