March
26
No School - Faculty Professional Day
Faculty Professional Day. Most faculty will be attending the 2010 Annual Conference of the American Montessori Society ...
April
6
Parent Coffee
The Parent Committee will meet at the next Parent Coffee which will be held on Tuesday, April 6th, in the gym right afte...
April
26
Spring Break
See you in May.
May
27
Conferences in the Afternoon - early release
All Primary students dismissed at 11:30 All others dismissed at 12:30
May
28
Conference Day
Conferences scheduled throughout the day. This is a time to discuss your students year in the classroom. Attendance at...
Quick Facts

Enrollment: 150
Grades: Toddler through 8th grade
Founded: 1985 – Affiliated with American Montessori Society
Financial Aid: Need-based tuition assistance is available. Please ask for an application
Hours: Early morning care: 7:30 to 8:15
Student drop-off begins at 8:15.
Classroom Start Times: Primary:
8:30 to 11:30
8:30 to 1:30
8:30 to 3:00


Dismissal times in primary are determined by child's developmental readiness for an extended academic day.

Elementary and Junior Class:
8:30 to 3:00
After School Care: 5:00 – last dismissal. (open to all students except toddlers)
Summer Camp: 6 weeks, 3 years to 9 years.
Faculty: 25 faculty and staff, 21 of whom have one or more levels of Montessori certification
Click here for our faculty page.

Board of Directors: 8
High Schools Attended by Cornerstone Graduates:
  • The Peddie School
  • St. Thomas Aquinas
  • The Governor's Academy
  • Northfield Mount Hermon
  • Tilton Academy
  • Phillips Exeter Academy
  • Exeter High School
  • The White Mountain School
  • Milton Academy
  • Portsmouth High School
  • Somersworth High School
  • Brewster Academy
  • Berwick Academy
  • Gould Academy
  • The Holderness School
  • York High School
  • Proctor Academy
  • Tabor Academy
  • New Hampton School
  • The Middlesex School
  • Winnacunet High School
  • Westover School
  • Marshwood High School
  • Sutton Park School, Ireland
  • Catherine McAuley High School
  • Cocheco Arts and Technology Academy
  • Coe-Brown Northwood Academy
  • Portsmouth Christian Academy
  • Noble High School
  • The Putney School
  • The Cambridge School of Weston
  • Great Bay E Learning Charter School
The Cornerstone School 146 High Street Stratham, NH 03885 (603) 772-4349