Travel back in time to the ice age! Saber-toothed cats, woolly mammoths, and more! Timeline Science: The Ice Age features all the Ice Age favorites as it chronicles Earth's glacial periods and the animals that lived in those icy conditions. From the giants of the Ice Age to cave-dwelling mammals, this kit traverses glacial and interglacial periods, recent discoveries, and future ice ages. After reading each animal profile, kids can unfold the timeline poster, use the included stickers, and build their very own woolly mammoth skeleton!