What was it like to live in the Ice Age and why was the world so cold? Who made the first cave paintings? What ever happened to sabertooth cats and wooly mammoths? Find out the answers to these questions and more in Magic Tree House Research Guide: Sabertooths and the Ice Age, Jack and Annie's guide to unlocking the mysteries of the Ice Age! This is the nonfiction companion to Sunset of the Sabertooth. A great place to begin research for a report....

Twenty thousand years ago, as the Earth was being overrun with glaciers, Manny the woolly mammoth, Diego the saber-toothed tiger, Sid the sloth, and the human baby Scrat become a courageous quartet braving the frozen terrain and embarking on an incredible journey to return Scrat to human civilization.

"From the author of Apocalyptic Planet, an unsparing, vivid, revelatory travelogue through prehistory that traces the arrival of the First People in North America twenty thousand years ago and the artifacts that enable us to imagine their lives and fates. Scientists squabble over the locations and dates for human arrival in the New World. The first explorers were few, encampments fleeting. At some point in time, between twenty and forty thousand years...

The Earth is in the grip of a new Ice Age, and when twelve-year-old Eleanor's scientist mother disappears in the Arctic, Eleanor sets off on a dangerous journey to find her--and uncovers a mystery, a crime, and evidence that Earth has been visited by extraterrestrials.

Ayla struggles to find a balance between her duties as a new mother and her training to become a Zelandoni -- one of the Ninth Cave community's spiritual leaders and healers.

Desperately searching for the other Concentrators that are fatally disrupting Earth's orbit, Eleanor and her companions are labeled as terrorists by G.E.T. forces that would eliminate all but a few select people.

This odyssey into the distant past carries us back to the awesome mysteries of the exotic, primeval world of The Clan of the Cave Bear, and to Ayla, now grown into a beautiful and courageous young woman.
Cruelly cast out by the new leader of the ancient Clan that adopted her as a child, Ayla leaves those she loves behind and travels alone through a stark, open land filled with dangerous animals but few people, searching for the Others,...

Scrat's epic pursuit of the elusive acorn catapults him into the universe where he accidentally sets off a series of cosmic events that transform and threaten the Ice Age World. To save themselves, Sid, Manny, Diego, and the rest of the herd must leave their home and embark on a quest full of comedy and adventure, traveling to exotic new lands and encountering a host of colorful new characters.

Describes the hazards of human life during the ice age.