Welcome to Mathnasium of Apex

The director of Mathnasium has been incredibly responsive and conscientious about checking in regularly to mak...


My kids love it here!


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  • 962 US Highway 64, #15A
  • Apex, NC 27523
  • Call (919) 465-3907
  • Text (919) 276-8749

Hours of Operation

Instructional Hours

Mon & Wed 3:00PM - 8:00PM
Tue & Thu 3:00PM - 8:30PM
Fri 3:30PM - 7:00PM
Sun 1:30PM-5:30PM

Office Hours

Mon - Thu
10:00AM - 8:30PM
10:00AM - 7:00PM
12:30PM - 5:30PM
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Hello. I'm Carli Sonntag, Center Director of Mathnasium of Apex, your neighborhood math-only learning center. We help kids in grades 1-12 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:

  • Apex Elementary
  • Salem Elementary
  • Thales Academy
  • Salem Middle School
  • Apex Friendship
  • Apex High School
  • TMSA

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

Ameerah A.



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

Why Is Math Easier For Some Kids And Harder For Others?

Apr 26, 2022 | Apex

Have you ever noticed that math comes easy to some students while other students must work much, much harder to understand? Why is that? To find the answer, we must go to the source... the hippocampus. The hippocampus is a complex brain structure embed..

What Do Mathnasium Students Of The Month Have In Common?

Apr 15, 2022 | Apex

What makes a Student of the Month? Do they have superhuman brain power? CEO-level work ethic? Computing skills that could beat a calculator? Ha! Certainly not. Here at Mathnasium of Apex, our students are just regular kids. With the help of our spe..

Upcoming Events

July Fun Calendar
Jul 1, 2024 - Jul 31, 2024
Join us for all the cool events we will have during the summer!
August FUN Calendar
Aug 1, 2024 - Aug 31, 2024
Join us for all the fun events we have during the summer!
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"My daughter was in a different math class and did not enjoy it. She really likes going to Mathnasium every week and has no issues doing her homework. I also appreciate the texts I get after her classes letting me know about her performance during class. "

— Diana Victoria


962 US Highway 64, #15A

Apex, NC 27523

United States