Geronimo Stilton's ancestor, Geronimo Stiltonoot, must prove his innocence when the grand prize from the Cavemouse Idol competition is stolen.

The Ice Age is very cool for two kids in bathing suits! Jack and Annie nearly freeze when the Magic Tree House whisks them back to the time of cave people and woolly mammoths. But nothing can stop them from having another wild adventure--not even a saber-toothed tiger!

When Scrat creates a meteor shower that threatens the Earth, the animals must band together to find a way to keep one giant meteor from destroying the world.

"Discover all there is to know about dinosaurs and other prehistoric beasts!" --Back cover.

Packed with incredible statistics and facts about dinosaurs written in easy-to-grasp text, this kids book will help cultivate the paleontologists of tomorrow. "Travel back in time to a world filled with fearsome predators and long-necked giants. From terrifying Tyrannosaurus rex to ancient deep-sea monsters and flying reptiles, learn about how these fascinating prehistoric animals lived--and became extinct--more than 66 million years ago." -- Back...

Presents types of dinosaurs with information on appearance, behavior, and origin.

"From woolly mammoths to saber-toothed cats, prehistoric mammals once roamed Earth. With beautiful and engaging illustrations, authentic photos, and accessible text, kids will learn all about these mighty mammals in this Level 2 reader" --

One hundred million years ago, the skies were filled with enormous flying reptiles! With wings spans up to nearly forty feet, pterosaurs were the dominant life form on earth. Learn more about these incredible creatures and the world they inhabited.

"Great White Sharks are gigantic - but what else used to swim in the oceans that might be bigger? Readers will discover fascinating creatures and compare their incredible sizes to modern day settings."--