Welcome to Mathnasium of Winnetka

Flexible! Positive! Motivating! Grows with us! My kids love math!

Stephanie Tokarczyk

Our son is having a great time. We just started so I have yet to see the improvement translate to school work ...

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Summer Programs

Make Mathnasium Part of Your Summer Plans.

Summer Pre-Enrollment

Summer is coming so contact us today to discuss our FUN summer options! Mathnasium will offer $100 off for all new enrollments for our 18 and 24 session summer passes and our 7 and 12 month memberships!

Schedule Assessment

Contact us


  • 1060 Gage Street
  • Winnetka, IL 60093
  • Call (847) 786-8638
  • Text (847) 786-8638

Hours of Operation

Instructional Hours

Sun 12:00 PM - 4:00 PM
Mon 3:00 PM - 7:00 PM
Tue 3:00 PM - 7:00 PM
Wed 3:00 PM - 7:00 PM
Thr 3:00 PM - 7:00 PM
Fri Closed
Sat Closed

Office Hours

12:00 PM - 7:00 PM
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Hello. I'm Ellen Deinzer, Center Director of Mathnasium of Winnetka, 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:

  • Winnetka
  • Glencoe
  • Northfield
  • Northbrook

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

Ellen Deinzer
Ellen holds an undergraduate degree in Math and earned her master’s degree in Math from Loyola University Chicago. She has been with Mathnasium since 2011 as an instructor and Center Director. Ellen is happy to be joining the Winnetka team and looks forward to getting to know all the students and(...)



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

Find out how Mathnasium will work for your child

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"Thanks to Daniel and Betty for their support and insightful inputs. Very friendly and thoughtful attitude from them . Appreciated "

— Ayse Berdan


1060 Gage Street

Winnetka, IL 60093

United States