Ultimate Mind Games is a fantastic compendium that includes 400 puzzles to test your mind, set up over four sections so you can choose the puzzle that fits your mood. Become an all-around puzzler and improve your sudoku, word search, crossword, and brain game skills. The perfect way of improving your vocabulary, mental agility, and problem-solving skills, this puzzle-packed book will provide you with hours of mind-sharpening fun! 400 PUZZLES & SOLUTIONS : Hours of fun and entertainment to enjoy, including solutions for each challenge EASY-TO-CARRY : Pocket format, small enough to fit in a purse, briefcase, or backpack. Great for on-the-go wherever your travels take you. Just the right size to leave on your nightstand and coffee table VARIETY OF PUZZLES : 150 sudoku, 77 word search, 79 crossword, and over 100 mind puzzles MAKES A GREAT GIFT : For the novice to expert this word search book makes a great gift! ON-THE GO POCKET PUZZLE COLLECTION : Look for more puzzle books including Extreme word search and Fantastic Word Search