When the class pet bites the finger of Penelope, a tyrannosaurus rex, she finally understands why she should not eat her classmates, no matter how tasty they are.

The people and objects of a town panic and flee when they see a Tyrannosaurus rex approaching, but they discover that only the bananas have anything to fear from this fruit-eating dinosaur.

A Tyrannosaurus rex cannot decide what kind of costume to wear on Halloween night.

"A humorous picture book in which Edna the very first chicken faces off against a hungry Tyrannosaurus Rex"--

Rex, a tyrannosaurus, finds an egg and loves it enough to save it from a volcano that is about to erupt, protecting it as he runs, falls, splashes, tumbles, and more on the way to his nest.

The time soldiers wake up to find a T-Rex rattling their windows and must find a way to keep it from hurting their neighbors.

For Anda, the T-Rex, nothing is going right! After a simply awful day, she's convinced that a horrible hex has given her the worst luck ever! But she soon discovers that bad luck is simply a matter of how you look at things.

T-Math, a dinosaur, introduces such mathematical concepts as addition, multiplication, counting, and estimations, with examples of adding a herd of triceratops, multiplying the legs of ankylosaurs, and estimating the distance across a gulch.

Rex tries to be the biggest, scariest tyrannosaurus around until he learns that he is just the right size to be a big brother.