The Search for Housing Pagurus hirsutiusculus= hermit crab
Students collect snail shells, measure and record their lengths and if they are occupied by a hermit crab. They discover if their is a size difference between occupied and unoccupied shells.
7th - 10th Science 3 Views 2 Downloads
Understanding Food Chains and Food Webs
Jump into an exploration of marine ecosystems with the first instructional activity in this four-part series. After first learning about crustaceans, mollusks, and other forms of sea life, young marine biologists view a PowerPoint...
3rd - 8th Science CCSS: Adaptable