Exploring the Rock Room

K had a working theory that because the giant pumice stone has a lot of holes, it sounded like a drum. She proudly tapped on all the other igneous, metamorphic, and sedimentary, and it seemed to hold true for the most part. She excitedly went and showed the others. I don’t think geologists have discovered that test. The rock room was huge and filled with cases of every possible rock ever discovered I think. We said we needed someone to explain them all.