A full-color, full-of-fun book bursting with puzzles and activities for curious kids from the #1 New York Times bestselling World Almanac From knotty mazes to stunning picture puzzles to clever word searches and more, this brand-new, anti-boredom collection promises hours and hours of fun! The World Almanac Big Puzzle Challenge is an assortment of mind-bending activities and games to entertain, satisfy, and challenge any puzzle-loving kid. A variety of amazingly visual puzzles and activity levels means this fascinating puzzle book has something new and engrossing on every page. Kids can work together or alone to test their skills--or even stump their parents--on each brightly colored challenge.