Curated OER
Classification of an Invertebrate: Sponge
Students investigate the invertebrate sponge. In this invertebrates lesson plan, students observe the sponge, Grantia, using a dissecting microscope. Students answer questions about their observations and view six other invertebrates....
Yale University
Yale New Haven Teachers Institute: Animal Kingdom
Background information about all of the classes of the animal kingdom, followed by four short lesson plan outlines.