House of a Different Color http://animaldiversity.ummz.umich.edu/site/index.html
Biome Games http://www.activescience-gsk.com/games/index.cfm?module=2
Biome Webquest http://teacherweb.com/ME/JALeonardMiddleSchoolOldTown/Ecologywebquest/
Chain Reaction Build a food chain and see what happens when one of its components is taken out. http://ecokids.earthday.ca/pub/eco_info/topics/frogs/chain_reaction/assets/flash/chain_reaction.swf
Aquatic Field Study Fun Facts About the Hudson