Ty tyrannosaurus stomps through the jungle proving that he is brave, terrifying, and hungry, while his loving baby sister, Teri, keeps embarrassing him, but when she is threatened, Ty comes to the rescue. Interest Level: K-3 Reading Level: 2.1 ATOS Book Level: 2.8 AR Interest Level: LG AR Points: .5 AR Quiz: 138635EN Lexile Measure: 600 Lexile Code: AD (Adult Directed).