Education for Life

A Montessori school for children ages 2.5 to 12 years

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Lessons are designed and given to each child when they are most ready to learn.


Social, emotional, and physical development is emphasized along with academic skills.


Freedom to move and choose activities fosters independence and self-confidence.


Current neurology and human development research consistently backs Montessori.

This is Why We Believe in The Montessori Approach!

About Us


Our mission at OakHaven is to provide a loving, nurturing, and safe community where students are challenged to excel. As a trusted Montessori school in Dardenne Prairie, MO, we embrace the teachings of Maria Montessori to equip students with a solid foundation for life. Each child is encouraged to discover his/her unique purpose. We work together to create peace in this world while serving families throughout Dardenne Prairie, O’Fallon, and St. Charles County.

Our Programs


How to Apply


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Submit an Application

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Join the Community!

Why OakHaven?


Our Blog


February 2, 2026
Discover how Montessori geometry introduces equivalence through hands-on exploration, helping children build deep understanding of area, fractions, and mathematical reasoning.
January 29, 2026
Explore the Montessori story of geometry’s origins, from ancient Egyptian rope-stretchers to modern classrooms, inspiring children’s wonder and curiosity.
January 26, 2026
A Montessori approach to understanding disrespect: why children use strong words, how adults can stay calm, and ways to protect connection over conflict.

Visit us!


We invite you to visit our school, meet the teachers, and observe the children in their classrooms. We encourage you to ask questions and learn about the opportunities available at all levels of our programs.

Schedule a Tour