Welcome to Mathnasium of South Windsor

Mathnasium has been a fantastic experience for my son. I have seen consistent improvements on his maths grades...

Mahesh Kumar Chinnappan

Mathnasium of South Windsor has helped my son with understanding Algebra II concepts. The staff are patient a...


Contact us

South Windsor

  • 1735 Ellington Road, #7
  • South Windsor, CT 06074
  • Call (860) 432-7794

Hours of Operation

Instructional Hours

Mon-Thu 3:00PM - 7:00PM
SAT 10:00 AM - 1:00 PM

Office Hours

10:30AM - 7:00PM
10:00 AM - 1:00 PM
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Hello. I'm Clarence Smith, Center Director/Owner of Mathnasium of South Windsor, 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:

  • South Windsor
  • Ellington
  • East Windsor-Broad Brook
  • Manchester
  • Windsor
  • East Hartford
  • Enfield

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

Clarence Smith
Clarence has always had a passion for learning and helping others with math. He received his Bachelor of Science in Mathematics from Penn State and a Master’s of Science in Business Management from Rensselaer Polytechnic Institute. For the past 20 years while working in the insurance industry, he t(...)



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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"Very caring staff. Many other students to learn and engage with. Comfortable learning environment with easy scheduling."

— K.P.

South Windsor

1735 Ellington Road, #7

South Windsor, CT 06074

United States