Mathnasium 249 W Mill Street, #102, Liberty MO 64068 (816) 415-9393   (816) 898-2924

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If there is bad weather please call the Center to make sure that we are open.

Our Team

Our specially trained math instructors will teach your child how to understand math in an individual setting; our unique approach enables us to explain concepts really well and lend a helping hand to every student. Our tutors foster a caring, encouraging environment that helps kids thrive and learn! Read below to learn more about our talented team:

DirectorTerry L. Rennack, Owner/Director

Terry received both a bachelor's and a master's degree in Mathematics Education from Northwest Missouri State University and is a certified secondary teacher in Missouri. Terry has worked as an IT consultant and director, a private Math tutor, and as an IT and Math adjunct professor at William Jewell College. Terry's desire to help young people appreciate the beauty in mathematics has led him to open a Mathnasium Learning Center in his community. He wants to give back to others what has always been a joy in his life. He looks forward to serving the children of the area.

Lead InstructorJoAnn Rennack, Owner/Lead Instructor

JoAnn has both a bachelor's degree from Central Missouri State University and a master's degree in Elementary Education from Northwest Missouri State University, with an emphasis in math. She has taught for many years; 2 years of 5th - 7th grade math ,10 years in self-contained (5th or 6th grade) classrooms, 8 years as a parent educator in the Parents As Teachers program, and 7 years as a gifted and talented facilitator. JoAnn felt a need to improve mathematics instruction and found that Mathnasium "fit the bill." She feels that both the curriculum and the Mathnasium method provide a means by which she can help the children in her community succeed. Terry and JoAnn have been married for 28 years and have two adult daughters. They enjoy traveling, adventures, sports, and working with young people.



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