Dan is convinced that the mystery egg in class is a dinosaur egg; Dan creates a papier-mache skull in art class.

Dan needs Angie's help in art class; Dan discovers a way to communicate with two Corythosauruses.

Dan thinks there's a compsognathus under his bed; Dan makes a kite in art class.

A visit to the dentist helps Dan learn that the shape of a dinosaur's teeth reveals if it eats meat or plants; Dan tests how dinosaurs attack using a Triceratops decoy made of snow.

Dan figures out which dinosaur left a prehistoric coprolite;Dan learn that dinosaur gas might have helped cause the extinction of the dinosaurs.

Jim the reptile expert helps Dan figure out which dinosaurs were warm-blooded; Dan wants to see the Euoplocephalus use its tail to defend itself.