Product Description: From the unwelcome prickle of the thistle to the generous shade of the catalpa tree, leaves come in a remarkable and surprising variety of shapes, colors, and sizes. Children will be delighted by the fourteen diverse North American plants depicted in Fiddleheads to Fir Trees, from weeping willow and cedar to cattail and poison ivy...read more

Product Description: Dinosaurs are usually pictured in warm, tropical environments, but fossils found at the poles are filling in the gap of knowledge about how and where these creatures lived. Evidence from bones and teeth to trackways and skin impressions raises important questions: How did dinosaurs cope with three months of total darkness in winter? What plants grew in the polar regions? How cold was it? What are the implications for today, as glaciers retreat, ice shelves melt, and permafrost thaws? The polar regions are a unique "library" of the past, and Caroline Arnold introduces readers to the gigantic prehistoric creatures that inhabited them...read more

Examines the fossil bones of gigantic reptiles, such as the plesiosaurs and mosasaurs, from around the world to provide a comprehensive look at the life of these massive real-life sea predators that once ruled the seas with great stealth and strength.