Diamond Bar High School

SBAC State Testing (11th Grade Only) — Mar 27, 28 & Apr 3, 4             "Evening of Colors" hosted by SAPA —Fri, March 31               Spring Break — April 10-14              California Science Test (10th Grade Only) — Tues, April 18
Schaefer, Les » Home


Hello, I am Mr. Schaefer. I will be teaching Trig/Math Analysis and Algebra 2 Honors this school year. Please see me whenever you have any questions or concerns.