A little boy is surprised and pleased when one of the dinosaurs from the museum agrees to play with him.

The year is 1876. Among the warring Indian tribes and lawless gold-rush towns of America's western territories, two paleontologists pillage the Wild West. They are hunting for dinosaur fossils, while surveilling, deceiving and sabotaging each other in a rivalry that will come to be known as the Bone Wars. Into this treacherous territory plunges the arrogant and entitled Yale student William Johnson. Determined to survive a summer in the west to win...

Meat-eating dinosaurs face plant-eating dinosaurs in a baseball game.

Dinosaurs dance out of the book that a boy is reading and head for mischief.

After heroically saving his classmates, fifth-grader Sawyer's life as a dinosaur-human hybrid has gotten a lot easier until Sawyer, Sylvie, who is part Martian, and Elliot head to Mars in search of Sylvie's missing dad and discover that Mars is trying to kick Pluto out of the solar system.

When Eli's fascination with dinosaurs begins to cause him trouble, his older brother finds a clever way to help.

Join Superman, Batman, Green Lantern, and the rest of the DC Super Friends as they fly off on a new adventure in this Step into Reading leveled reader for boys ages 4-6. When evil Lex Luthor takes over the city of Metropolis with an army of dinosaurs, the Super Friends rush in to save the day from these prehistoric monsters!