Don't forget that Earth Day is on Sunday, April 22nd.
My classes on Monday will be packed with Earth Day information and activities. Here are links to some great sites that will help you plan some teaching lessons for your classes.
The Earth Day Network
When was the first Earth Day and why did it start?
Looking for Earth Day events in your area?
Looking for Earth Day activities for your classroom? (Games, crafts, facts, activities)
This looks like great fun: Picnic for the Planet!
More Earth Day Crafts and Games
PlanetPals: I think this site covers all the bases!
Looking for activities for a particular grade level? This site has them organized by grade. Perfect!
Great YouTube video appropriate for all ages
Finally, I'll leave with some of my favorite photos: