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.

You've just been transported back in time. Exotic plants tower above your head, while giant rat-like creatures scuttle around you. What concerns you most, however, are the meat-eating dinosaurs that are the size of a house! Do you think you have what it takes to survive the Cretaceous Period? Turn the pages to find out - only you can choose your fate in this interactive story!

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.

The reader's choices determine whether three friends will survive after being mysteriously transported back in time to the Neolithic Era, when humans were first learning to farm and harvest and to domesticate animals.

The reader's choices determine whether three friends will survive after being mysteriously transported back in time to when the climate was cold and saber-toothed cats and wooly mammoths roamed the land.

"Describes the journey on the Oregon Trail from three different historical perspectives"--Provided by publisher.

"Describes the fight for survival in the jungle"--Provided by publisher.