abcteach
Abcteach: Earth Day Activities
[Free Registration/Login Required] How can you treat the earth with more respect? Check out this resource featuring links to elementary activities to celebrate Earth Day. You will find word searches, crossword puzzles, reading...
Planet Pals
Planet Pals: Earth Day
This PlanetPals.com site provides the "Greatest Earth Day Pages Ever!" Includes activities, teaching aides, earth science and history, and more.