Dee Dee is sick, and Dexter tries to comfort her by reading her a story. Dee Dee fabricates her own tale after she is bored by Dexter's story. Her distinct tale combines elements of several classic fairy tales into one.

The video explains what are the two major category of fossils, how they are formed and how they can display the history of the past.

While dinosaurs might not exist anymore, you can learn about the T-rex in this song! Did you know that they weighed 16,000 pounds?

Young Arlo and Spot chase a gopher and find their burrowing holes. This clip illustrates Gophers and their habits.

Beakman explains what dinosaurs are and that there are some modern animals believed be decendents of dinosaurs. He also explains the scientific evidence that has come about to change what we thought we knew about dinosaurs.