Although Joe's pet dinosaur Betsy is too big for some activities, a formidable task allows her to demonstrate that sometimes bigger is better.

"A group of young dinosaurs builds a seesaw and takes turns playing on it until the bossy, big, and TERRIBLE Tyrannosaurus interrupts their game in a fit of temper. All ends well, though, when Mom steps in and encourages a peaceful and a productive end to the conflict. Hyewon Kyung's detailed and humorous illustrations will capture the attention of dinosaur fans, and a dinosaur information chart and educational backmatter about simple machines make...