ULTIMATE PUZZLE CHALLENGE The puzzling experts at Highlights have assembled a brand-new, 100-page collection of our most challenging--and most rewarding--puzzles yet. Created for puzzle-loving kids who are ready to up their puzzle game, the book is bursting with a wide variety of mind-bending, super-challenging visual puzzles and clever word puzzles, all infused with a sense of playful humor that will make kids want to keep on puzzling. this puzzle collection is sure to please the most discerning of puzzle-loving kids. Highlights Activity Book, Many Puzzle Types Included - word search, cryptograms, sudoku, word searches, mazes & more