NOAA
Seafood and Human Health
Whether your young biologists realize it or not, humans play a significant role in marine ecosystems. To help them understand this fact children first create graphical representations that show homo sapiens' place in marine food chains,...
Curated OER
Skeletal System
Seventh graders explore the functions of the skeletal system. They collaborate in small groups to determine the function of the skeletal system, the types of joints and movement, bone strength and growth, and bone injuries including...