Did you know that polar bears have jet-black skin? Or that underwater hockey is a real sport? Impress your family and friends with The Big Book of Useless Facts, an impressive compendium of absolutely unnecessary information. Flip through the pages for over 1,000 facts about science, history, animals, and more! What are you waiting for? It's time to learn everything you never needed to know. Hardcover. 160 archival/acid-free page. Ages 5 and up. 6-1/2" wide x 9-1/4" high (16.5 cm wide x 23.5 cm high)