Welcome to Mathnasium of Crystal Lake

My child loves going to Mathnasium every week. He has grown so much with his math. Thank-you for all that you ...


My daughter’s grades are up and she is having fun.



Includes a 30-minute assessment & consultation. This is a great way to find out how your child is doing and if Mathnasium is a good fit for you. All in about 30 minutes.

Schedule Assessment

Contact us

Crystal Lake

  • 28W Crystal Lake Plaza
  • Crystal Lake, IL 60014
  • Call (815) 526-3453
  • Text TEXT: (847) 276-2644

Hours of Operation

Instructional Hours

Mon 3:30 PM - 7:30 PM
Tue 3:30 PM - 7:30 PM
Wed 3:30 PM - 7:30 PM
Thu 3:30 PM - 7:30 PM
Sun 10:00 AM - 2:00 PM

Office Hours

1:00 PM - 7:30 PM
10 AM - 2 PM
1:00 PM - 7:30pm
1:00 PM - 7:30pm
1:00 PM - 7:30pm
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My name is Jake, and I have been working at Crystal Lake Mathnasium since the center opened in April 2014. I have been in the role of , Instructor, Team Leader, Assistant Center Director, before being promoted to Center Director. I truly care about each child in my center, and do everything I can to help them succeed

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:

  • Crystal Lake
  • Mchenry
  • Woodstock
  • Bernotas Middle School
  • Lake in the Hills
  • Huntley
  • Village of Lakewood

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

Catherine is a senior at Crystal Lake Central High School, and she is currently taking DC calculus. She plays the guitar in the CLC jazz band and also for the improv team. She loves music, and is in CLC's color guard and choir. Catherine loves to solve problems, both within math and otherwise. After(...)



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

January Fun Calendar

Jan 3, 2024 | Crystal Lake

Our Fun Calendar for the Month of January

Mathnasium on Fox News

Nov 9, 2023 | Crystal Lake

Find out how Mathnasium will work for your child

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"My child looked forward to going to Mathnasium. She enjoyed working with her teachers and doing her work. She enjoyed getting points to earn prizes. She had fun while learning so much!"

— Danielle Mullins

Crystal Lake

28W Crystal Lake Plaza

Crystal Lake, IL 60014

United States