UsborneBig Book Of Dinosaurs Book is a beautifully illustrated book withhuge fold-out pages to show some of the longest, heaviest and most terrifying dinosaurs with measurements and facts about when they lived.From the mighty brachiosaurus to the fearsome tyrannosaurus, children will love discovering the biggest and most powerful dinosaurs that ever walked the Earth (and some of the smallest too). Hardcover ISBN:978-1474927475 Size:25 x 1 x 30cm 16 pages For ages 4+