Dino Dan (2009)

S1E1 The Chicken or the Dino / Bones in the Backyard

Ms. Carver's class welcomes some mystery eggs, and Dan is convinced that one of them holds a dinosaur egg! Meanwhile, when Trek and Tristan discover a bone in the schoolyard, Dan decides to craft a papier-mâché skull during Mrs. Hahn's art class to determine if the bone belonged to a Stygimoloch.