In this plant pigments learning exercise, students compare the function of 3 types of pigments: chlorophylls, carotenoids, and phycobilins. This learning exercise has 23 fill in the blank, 3 drawing, and 2 short answer questions.

Students explore vision by experimenting with lenses in equipment. In this optics instructional activity, students define the different technology that enhances vision such as microscopes, telescopes and cameras. Students experiment with...