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

Primary

Primary

2.5-6 years
Elementary

Elementary

6-12 years
Before & After School Care

Before & After School Care
Summer Camp

How to Apply

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Submit an Application

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Why OakHaven?

Our Blog

Teacher and child on a rug, pointing at a colorful puzzle map of the world

Naming, Association, and Recall: Inside a Fundamental Montessori Teaching Technique

September 21, 2026
Learn about the Three-Period Lesson—a core Montessori approach OakHaven Guides use to help children master new concepts with ease and confidence.
Smiling child sitting in a brown armchair, wearing a green shirt and tan pants.

Navigating Drop-Offs with Confidence: Supporting Separation and Building Trust at School

September 14, 2026
Is drop-off time tough? Discover practical strategies from OakHaven Guides to help your child navigate separation anxiety with confidence.
Two children working together at a table with papers and art supplies in a classroom

The Journey of Spoken Language: How Your Child Learns to Communicate from Birth to Age Three

September 7, 2026
Explore the stages of early language development from prenatal listening to the toddler vocabulary explosion, and how to support your child's growth.

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