Transcription: You've learned how fossils can be made through the formation of a mold and the making of a cast. Now I want to show you what those fossils actually look like. I've just broke open this rock, and look what I found in it. A fossil. This is a fossil of a cephalopod, a type of squid. Now look at the other part of the rock, the part that was broken away. It has this nice groove in which the cephalopod fossil fits. Now I want to put that part of the rock back on, reassembling the rock so it kind of looks like what it looked before it was broken. Of course I'm not very good at puzzles so this takes m ...
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