How do submarines work? Why do giraffes have long necks? What is the difference between a fruit and a vegetable? How do animals see at night? Why is a football field 100 yards long? What does HTTP stand for? These are just a few examples of questions kids often ask, and parents can rarely answer! The top-selling TIME For Kids Big Book series have individually covered the most commonly asked How, What, and Why questions that children ask about the world around them. Now, for the first time, the series is being offered as a special three-volume compilation. The How, What, and Why Box Set will satisfy even the most curious of children, with nearly 600 pages bursting with thousands of facts and answers to hundreds of questions. The How, What, and Why Box Set includes the newest title from TIME For Kids, the Big Book of What, plus the Big Book of Why and the Big Book of How. Kids, 8-12, will devour the information on every page. Each book features colorful photos, diagrams, and clearly explained answers covering a wide range of topics including animals, sports, space, the human body, transportation, technology, science and much, much more.