Solve 2-D and 3-D puzzles by rearranging game pieces. Pick a puzzle from the book, set up the challenge, and then place the remaining game pieces to solve the puzzle. Kanoodle® Genius offers 200+ brain-busting puzzles for you to solve all on your own. If you've completed the puzzles of the original Kanoodle, you'll love the even more challenging Kanoodle Genius. You'll feel yourself getting smarter.