Whalen's Classroom - Food Chains When learning about food chains, students often times forget the order of the chain. This quick poster helps them remember what type of animals are within the different levels of the food chain.
From Mystery Science: Food Chain Activity - free hands-on science activity for and grade elementary kids. Part of a complete unit on Ecosystems: Ecosystems & the Food Chain. Meets Common Core and NGSS.
Food Webs: Free Food Web Posters - 6 Steps for Making a Food Web. These are detailed posters which explain the six steps I have practiced with my students over the years for making food webs. (This is an excerpt from my Food Web
The Science Penguin: Teach It: Ecosystems and Food Chains Third Grade: Being part o a group helps animals obtain food defend themselves, and cope with changes. Groups may serve different functions and vary dramatically in size.