The Manor Montessori School is the oldest Montessori school in Maryland. Since it's founding in 1962, the preschool has grown to two other locations in Bathesda and Potomac. The Potomac location is the main office and specifically designed to be a Montessori school. The Old Georgetown location is the second school for children ages 3 - 6. A sumer day camp is offered from June to mid-August.