At one point, all mammals carried only two color receptors, but now most humans carry three. An informative presentation and hands-on activity demonstrate how this evolved through genetics. By participating in the activity, pupils...

Explore the finer details of primate skulls with these puzzles, incorporating advanced scientific analysis of two suborders- Prosimians and Anthropoidea- and one superfamily- Hominoidea. Learners read about the unique characteristics of...