When everyone in Old Mouse City wakes up with an awful stomachache, Geronimo Stiltonoot, a cavemouse, must travel to the Cave of Memories to find the ancient shaman cure.

Teen members of a group of archaic humans, Lynx and Quiller, flee the increasing coldness and monstrous predators for a new land, where they meet a strange old man who tells them how to save the world. One thousand years in the future: the zyme, a thick blanket of luminous green slime, covers the oceans; glaciers rise over the continents. Old stories say that the Jemen, godlike beings from the past, realized their efforts to halt global warming had...

Joe, Sam, and Fred, the Time Warp Trio, find themselves in the middle of an adventure in prehistoric times, where cave art is a form of graffiti and "rock" music takes on a whole new meaning.

In the icy land of prehistoric Alaska, two heroic storytellers bring to life the final chapter of their ancestors: the star-crossed lovers Chakliux and Aqamdax
A handsome young tribal warrior and sage, Yikaas has traveled across the sea to hear stories of the Whale Hunter and the Sea Hunter peoples. Around the fire, Qumalix, a beguiling and beautiful storyteller, barely old enough to be a wife, catches the eye of Yikaas, and so begins their...

Maroo, a girl of the late Ice Age, must take charge after her father is killed, and lead her little brother, mother and newborn baby, and aged grandmother to the safety of the winter camp before the first blizzards strike.

"Weaving together original research, series characters and a dynamic plot, Spirit of the Wolves is the final title in The Wolf Chronicles trilogy" --

After their epic journey across Europe, Ayla and Jondalar have reached his home, the Ninth Cave of the Zelandonii, the old stone age settlement in the region known today as southwest France. Jondalar's family greet him warmly, but they are initially wary of the beautiful young woman he has brought back, with her strange accent and her tame wolf and horses.

"The Paleo Diet will work wonders. Dr. Loren Cordain demonstrates how, by eating your fill of satisfying and delicious lean meats and fish, fresh fruits, snacks, and non-starchy vegetables, you can lose weight and prevent and treat heart disease, cancer, osteoporosis, metabolic syndrome, and many other illnesses. Breakthrough nutrition program based on eating the foods we were genetically designed to eat-lean meats and fish and other foods that made...

Set in Africa more than 500,000 years ago, Daughter of Kura introduces readers to the world of Snap, a young woman destined to lead her clan. In the matriarchal society of Kura, women select mates every Fall at the Bonding. This fall, Snap-granddaughter of the elderly clan leader, and second-in-line to rule the group- is due to choose her first mate from among the men who journey there from other villages. At the Bonding ceremony, Snap's mother, the...

Caveboy Tek is obsessed with his electronic devices and ignores the world around him, until his family and friends hatch a plan to get him to unplug.