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.
"Blue-blooded crabs? Platypus that sting? One-hundred-year old reptiles? Meet some of nature's longest-surviving species! Discover the stories of these incredible animals and find out how they help scientists piece together evolutionary history"--
Determined to become Internet stars, two prehistoric creatures -- Trilobite and Amber, a walking whale -- face off against a host of creatures vying for fame and fortune, using their newfound skills to take the online world by storm.
The reader's choices determine whether three friends will survive after being mysteriously transported back in time to when huge insects swarmed the skies and fearsome dinosaurs ruled.
When Connecticut middle-schooler Jake and his older sister Kady are transported back to Pangaea, the strange world of lost civilizations, they must find the truth behind the mythic Fire Opal Eye in order to survive.
Jack Ransom and his sister, Kady, are sent on a wild hunt for answers when a mysterious letter arrives on the doorstep and leads them to a strange world inhabited by a mix of long-lost civilizations, where they hope to learn the truth about their parents' disappearance.