Our staff is built to teach each student individually, to develop the skills they need to thrive in mathematics, and to foster a love of learning.

Geoff

Co-owner
Geoff is the Co-owner of Mathnasium of North Marietta. Geoff graduated from the University of Natal (Durban) with a Bachelors in Commerce degree and a Postgraduate Diploma in Accounting. Back in South Africa, Geoff was also a Chartered Accountant and upon moving to the United States passed the CPA exam. Geoff has always enjoyed math at school and understands that math is an important aspect in everyday life. Geoff has volunteered extensively on his children's school PTA for a number of years.

Sloan Kearns

Lead Instructor
Sloan is a Senior at Kennesaw State University and a Biochemistry Major. She is the current secretary of the K-Pop Dance Team and a member of the Journey Honors College at KSU. Sloan also used to be a Mathnasium student while she was in high school in Savannah, Georgia. She has been working at Mathnasium of North Marietta since September 2022. Favorite Math Joke: Did you know that there are three kinds of people in the world? People who can count and people who can’t.

Kabrie Kyle

Instructor
Kabrie is a Senior at Kennesaw State University and a Hospitality Management Major. She is also the current president of the Hospitality Leadership Club and a member of the Journey Honors College. Kabrie loves to read or hang out at the pool in her free time. She has been a math tutor since August 2021 and has been working at Mathnasium of North Marietta since August 2023. Favorite Math Joke: What does a mathematician plow a farm with? A protractor!

Carter Corbin

Instructor
Carter is a Senior at Kennesaw State University and a Mechatronics Engineering Major. In his free time, Carter likes to sketch, play dungeons and dragons, write creatively and listen to music. In fact, he can play up to five different instruments. Carter has taken several upper level math courses including Ordinary Differential Equations, Linear Algebra and Calculus 3. Carter has worked at Mathnasium of North Marietta since August 2022 and also works as a teacher's assistant for Fluid Mechanics. Favorite Math Joke: What is a math teachers favorite snake? A Pi-thon

Jessica Wolwark

Instructor
Jessica is a Senior at Kennsaw State University and a Public Health Major. She is on the KSU Women's Rugby Team and loves spending time outdoors. In her free time, she likes to kayak, hike, and go camping! Jessica has been a math tutor since 2020 and has been working at Mathnasium of North Marietta since May of 2024. Favorite math joke: Why is 69 so scared of 70? Because they fought and 71!

Kieran MacDonald

Instructor
Kieran has graduated from Kennesaw State University with a Bachelors of Science in Physics and is currently studying for a Masters degree in Electrical Computer Engineering. In his free time, Kieran likes to rock climb and read. Durring his time at KSU, Kieran has taken upper level math courses such as Partial Differential Equations, Complex Analysis, and Calculus 3. Kieran started at Mathnasium of North Marietta in July 2024 and is also currently working as a graduate research assistant. Favorite Math Joke: What is a complex analyists favorite part of a meal? The residue!

Grace Munene

Instructor

Adele Ballantyne

Instructor

Our Mathnasium Mission

Teach children math so they understand it, master it, and love it. Math can change their lives, and they can change the world.

What I love about Mathnasium is the ability to teach problem-solving skills and make math make sense, while also making a student smile.
Amber W., Mathnasium Instructor

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