05/06/2026
This friend recieved a lesson using PYTHAGORAS INSETS to move beyond a² + b² = c².
By using these right triangles to find the apothem of regular polygons, he explored how adding infinite sides eventually leads to the area of a circle.
It’s a hands-on way to show how Newton and Leibniz derived the concept of limits!
Watching the "aha!" moment when geometry meets calculus is why we love this approach!
04/13/2026
Our Lower Elementary friends are hard at work! (Grades 1, 2, & 3)
04/10/2026
Upper Elementary students continue to work with concrete materials to better understand advanced concepts. In these photos you'll see students working with the periodic table and building the molecular structures of atoms, while others are working with botany cards, or using advanced division materials. (grades 4, 5, & 6)
04/09/2026
A peek into our Primary classroom...
04/05/2026
Upper Elementary students (grades 4-6) utilize The Atom Board to investigate atomic structure comprising a central nucleus surrounded by energy shells containing protons neutrons and electrons represented by color-coded beads.
03/04/2026
More from our PrePrimary classroom...
03/02/2026
This two year old friend concentrates on the Knobbed Cylinder activity.
The primary objective of this engaging sensorial activity is to enhance visual perception of height, diameter, and volume.
02/06/2026
Did you know that our Montessori students excel with tailored curriculums that foster a love for learning? It's true! Catch a glimpse of our Primary children immersed in their work this week.
01/29/2026
Just a glimpse of the amazing work choices our Lower Elementary students made today.
01/23/2026
🎉 We’re Growing! 🎉
Bangor Montessori School is busting at the seams and opening a second location in Hampden, Maine—The Highlands Montessori School 🌿 currently known as Highland Pre-School
Offering a Montessori preschool and kindergarten experience for families in the Hampden and Winterport area, with a future transition into Bangor Montessori School’s Elementary program.
✨ Now enrolling for Fall
📞 Call for a tour: (207) 862-3351