Jack Hanna's Big Book of How: 200+ Questions Answered Description Jack Hanna's Big Book of How presents kids ages 8 to 12 with answers to the kinds of interesting questions that appeal to their natural sense of curiosity. Want to know how chameleons are able to change colors? Or how parrots talk? Or how cheetahs run so fast? The answers to these questions and hundreds more are provided inside with the help of Jack Hanna, wildlife expert and Director Emeritus of the Columbus Zoo. Colorful graphics, fascinating facts and stunning full-color photos fill the book from cover to cover, ensuring young readers stay captivated for hours at a time. Also includes quizzes and word scrambles designed to test their soon-to-be expert knowledge! Read more Features: Product Details: Publisher : Media Lab Books (September 27, 2016) Language : English Hardcover : 176 pages ISBN-10 : 1942556284 ISBN-13 : 82 Reading age : 8 - 12 years Grade level : 4 - 6 Item Weight : 1.65 pounds Dimensions : 7.64 x 0.69 x 9.53 inches Best Sellers Rank: #1,590,949 in Books (See Top 100 in Books) #55,201 in Children's Animals Books