Rex is a male fox character introduced in the JumpStart Academy series.
Rex has mostly orange fur with white areas on his face and stomach, black paws and ears, a brown nose, and bright green irises. He has a tuft of shaggy fur atop his head. His standard attire consists of a green T-shirt.
JumpStart Academy Math
Rex appears as a possible avatar for the player. He is unlocked at level 14, and can be purchased for 1400 coins.
JumpStart Academy Kindergarten
Rex appears in some of the storybooks.