Students learn how Scientists have named a new species that may have been the direct ancestor of modern humans through a C.E.R. (Claim Evidence Reasoning) graphic organizer. This is great for getting your students to explain phenomena in a meaningful way and it allows you as the instructor to adequately assess their understanding of concepts. The students figure out what the "Claim" is in the article, they then use data that supports the claim in the "Evidence" section, draw visual evidence and