The magic tree house transports Jack and Annie on a mission to the Ice Age where they encounter Cro-Magnons, cave bears, sabertooth tigers, and woolly mammoths.

"Marked as tabat--the unlucky one--Kai and his wolf, Uff, must brave the long winter together and learn what it takes to survive on their own"--

"Most days Caveboy has lots of fun things to do, like taking care of his pet rock and playing baseball. But today, he is bored. Mama is hunting, Papa is repainting their cave, and his friend Mags is busy. He could play with Sister, but sisters smell like burps! Will Caveboy ever find someone to play with?"--Page 4 of cover.

"Geronimo Stiltonoot and The Stone Gazette are in the running for the Stone Age Ratitzer: the award for the best prehistoric journalism! But their main competition is Sally Rockmousen, the ruthless host of Gossip Radio -- and she'll stop at nothing to win. Can Geronimo sniff out a scoop in time to defeat her?"--Back cover.

As Mammoth Academy spends a term excitedly preparing for its Founder's Fiesta, wild and dangerous animals called humans are spraying the school's gates with graffiti and threatening the students.

6,000 years ago, twelve-year-old Torak and his guide, a wolf cub, set out on a dangerous journey to fulfill an oath the boy made to his dying father--to travel to the Mountain of the World Spirit to destroy a demon-possessed bear that threatens all the clans.

Young Hylas--goatherd, Outsider, thief--is hunted by powerful warriors who want him dead and have kidnapped his sister. Hylas is forced to flee his home, but not before a mysterious stranger gives him a bronze dagger. While on the run, Hylas must use his skill and wits to survive a shipwreck and a great white shark attack, befriend a dolphin, and help Pirra, the runaway daughter of a High Priestess. Together with Pirra, the dolphin, and the valuable...

The eruption of the volcano has shrouded the sun in ash, and the harsh winter is never-ending. With no trace of his lost sister to be found, Hylas takes ship for Keftiu, to find Pirra and free her from captivity. But the Crows are also coming to Keftiu, led by the power-hungry Telamon. And Telamon knows what Hylas doesn't: that in the chaos of the volcanic eruption, Pirra took the Crows' prophesized dagger. Aided by Havoc, the lion cub, and Echo,...

While searching for his kidnapped sister, Outsider Hylas takes a dangerous detour when he's captured as a slave and sent to the copper mines of Thalakrea. Hylas faces brutal overseers and lethal cave-ins while evading his enemies, the Crows. With the aid of an orphaned lion cub and his friend Pirra, Hylas must escape the mines and shatter the power of the Crows for good. But the prophecy is still at work and Hylas cannot escape its grasp, especially...