Communities and Biomes
In this communities and biomes instructional activity, students are given twenty terms such as taiga, tundra and permafrost to find in a word search puzzle.
7th - 9th Science 18 Views 145 Downloads
The Making of the Fittest: Natural Selection in Humans
Sickle cell disease only occurs when both parents contribute the trait, and mostly in those of African descent. Where did it come from? How did it evolve? Tony Allison, a molecular biologist, noticed a connection between sickle cell and...
14 mins 8th - Higher Ed Science CCSS: Designed