I Was a High School Dinosaur (2007)

This animated show follows five quirky teens who gain the power to transform into dinosaurs. Their enigmatic and wise science teacher, Ms. Moynihan, guides them as they learn to work together and use their new abilities to protect the Earth from an intelligent Velociraptor who is creating 'mutant-saurs' and accelerating global warming in a mad attempt to bring back the Age of the Dinosaurs.