Mammals are some of the newest organisms to appear on Earth. Young scholars complete an activity that results in a timeline showing the appearance of different types of living organisms. Provided with a list that spans from prokaryotes...

Are birds descendants of dinosaurs? Learners consider the question as they watch an informative video comparing fossil records of dinosaurs with current species. Following the video, groups ponder the evidence to draw conclusions about...

This virtual lab uses stickleback fish and fossil specimens to study evolutionary processes and teaches students skills of data collection and analysis.