1
Published in 2017
What are coral reefs? Coral can be found in tropical ocean waters around the world. But how much do you know about reefs and the tiny animals—polyps—that build them? Learn all about coral and why warming waters threaten the future of the reef ecosystem.
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
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2
Published in 2009
In this Dinosaur Train clip, Mr. Conductor explains what fossils are and how they are created, and Dr. Scott the Paleontologist discusses how paleontologists find, care for, and conduct research with the fossils they uncover.
Grade Level   Pre-K K 1
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