Why
Reinvent the Wheel?
A Dozen Sites for Lesson Plans
ISBE Standards Aligned Classrooms Lesson Plans (Searchable)
Ask Eric Education Information Lesson Plans
Chicaqo Public Schools Instructional Intranet
Cool Math 4 Kids - Lessons
DiscoverySchool.com - Lesson Plans Library
Thinkfinity (formerly Marco Polo) - Educational resources created by Thinkfinity plus Partner reviewed materials.
New York Times Learning Network
Scholastic Standards Match - Find lesson plans that align to Illinois State Standards.