November 12 Grade 4-5 Sci and – Rocks and Minerals Today in Grade 4-5 Science we were observign different types of rocks and minerals and describing them as a class. We did some tests to find the different properties. Posted November 12, 2014 by mrewert in category Grade 4-5 Post navigation Answer Key for Multiples Assignment Watch “Landing on a Comet – ESA’s Rosetta Mission” on YouTube