The Cambrian Explosion The TrilobiteFinishing up Geological Time Table we end our lesson with a multi step project of creating our own Trilobites. We first read "Time for Kids" The Earth First Animal. We learned all about the Cambrian Explosion creatures. We studied images of the Cambrian crea...By: elbeckham
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from Instructables: exploring http://bit.ly/2WuwyY9
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