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About Us
Message From the Head of School
Christian Science
At a Glance
Why Principia
History
Values and Conduct
Strategic Goals
Purpose and Policies
Explore Our Campus
Leadership Team
Faculty / Staff
Selfless Service
House and Crew
Student Health Care
Diversity: Belonging and Mattering
Simon Athletic Complex
News
Calendar
Frequently Asked Questions
Academics
How We Teach
How We Learn
Early Childhood
Acorn Infant / Toddler Program
Early Learning Center
Preschool
Meet the Team
After-School Care
Summertime Discovery
Lower School (K–5)
Experiential Learning
Academic Excellence
Cultivating Character
Lower School Curriculum
Day in the Life: Lower School
After-School Care
Summertime Discovery
Middle School (6–8)
Experiential Learning
Place-Based Learning
Cultivating Character
Middle School Curriculum
Athletics
Middle School Dorm Life
Day in the Life: Middle School
Upper School (9–12)
A Culture of Excellence
Community and Character
Experiential Learning
College Readiness and Curriculum
School Counseling
Upper School Dorm Life
Day in the Life: Upper School
Arts
Learning Spaces
Educational Travel
Signature Programs
Transcript Requests
Athletics
Middle School
Upper School
Athletic Facilities
Simon Athletic Complex
Boarding
Upper School Boarding
Middle School Boarding
Frequently Asked Questions
Admissions
Apply
Visit Us
Early Childhood Admissions
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Middle School Admissions
Upper School Admissions
International Students
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Moving to St. Louis
Contact Us
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Calendar
Calendar
Aug
15
2022
LS First Day
all day
Aug
15
2022
US/MS First Day
all day
Aug
15
2022
US/MS First Day
all day
Aug
15
2022
LS/PS First Day
8
:
10
AM
-
8
:
10
AM
Aug
15
2022
LS/PS First Day
8
:
10
AM
-
8
:
10
AM
Aug
16
2022
All-School Opening Chapel
8
:
15
AM
-
8
:
15
AM
Aug
16
2022
All-School Opening Chapel
8
:
15
AM
-
8
:
15
AM
Aug
16
2022
All-School Opening Chapel
8
:
15
AM
-
8
:
15
AM
Aug
19
2022
MS - Johnson Shut-In
8
:
00
AM
-
8
:
00
AM
Aug
20
2022
US - Icebreaker
8
:
00
PM
-
8
:
00
PM
Aug
22
2022
US Chapel
all day
Ridgway
Aug
25
2022
LS Back to School Night
7
:
00
PM
-
8
:
30
PM
Aug
27
2022
US - SAT
8
:
00
AM
-
8
:
00
AM
Aug
27
2022
Electronics Recycling Event
9
:
00
AM
-
12
:
00
PM
Aug
27
2022
Electronics Recycling Event
9
:
00
AM
-
12
:
00
PM
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