Childrens exercise and activity book featuring beloved characters from Nancy Hahns popular childrens book series. Join Purple Frog and his friends Blue Monkey, White Tiger, Pink Dolphin, Eshe the Ethiopian Elephant, Yellow Snake, NeNe, Bongo, and Banana Frog for an excellent and exciting workout. Frogercise is healthy fun for the whole family. Leap into fun with Frogercise. Worlds only childrens exercise program.