Illinois Department of Natural Resources
Section One: What is Biodiversity?
Four intriguing and scientific activities invite learners to explore the natural resources of their town. The activities cover concepts such as genetic traits, organizing species in a taxonomy, the differences between different species...
Howard Hughes Medical Institute
Lactase Persistence: Evidence for Selection
What's the link between lactase persistence and dairy farming? Biology scholars analyze data to find evidence of the connection, then relate this to human adaptation. Working individually and in small groups, learners view short video...