Welcome to Mathnasium of Sioux Falls

We are so happy with our child’s progress at Mathnasium and continued interest in math. He came home from his...


Thanks to always be so accommodating !


Contact us

Sioux Falls

  • 5009 S Western Ave, #230
  • Sioux Falls, SD 57108
  • Call (605) 334-6284
  • Text 6053346284

Hours of Operation

Instructional Hours

Mon - Thurs 10AM - 12PM & 3PM - 6PM
Fri - Sat 10AM - 1PM

Office Hours

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Hello. I'm Matt Manes, Center Director of Mathnasium of Sioux Falls, your neighborhood math-only learning center. We help kids in grades K-12 understand math by teaching in a 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:

  • Sioux Falls
  • Harrisburg
  • Brandon
  • Sioux Falls Christian
  • Sioux Falls Catholic Schools
  • O'gorman middle school
  • O'gorman high school

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

Karissa Harms
I was born and raised in a small town called Little Rock, IA. I graduated from George-Little Rock HS in 2019. I am now a Junior at the University of Sioux Falls majoring in ELED and minoring in mathematics. I have 2 dogs, Sadie & Roxie plus a fish named Jake. When I am not working you can find me in(...)



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

Mathnasium Announces Winter Break Options

Dec 21, 2020 | Sioux Falls

We're excited to announce our 2020 Winter Break Schedule Mathnasium At Home Monday (December 21) - Wednesday (December 23) 9AM - 11AM & 3PM - 7PM Mathnasium In Center Monday (December 21) - Wednesday (December 23) 3PM - 7:30PM ..

Special Hours Over Christmas Break

Dec 14, 2015 | Sioux Falls

We will have special hours over the 2015 Christmas Break: Monday, December 21: 3:30 pm to 7:30 pm Tuesday, December 22: 3:30 pm to 7:30 pm Wednesday, December 23 to Saturday December 26: CLOSED Monday, December 28: 3:30 pm to 6:30 pm Tu..

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"Matt and his team are great! My child goes to Mathnasium because of her love for math! Matt and his team make sure that she is working hard, staying focused, and of course, there is always fun to be had. She is even ahead in school! My daughter loves going and is hoping for a job offer in 10 years. Ha!"

— Sierra Erickson

Sioux Falls

5009 S Western Ave, #230

Sioux Falls, SD 57108

United States