This multidimensional puzzle is a two-level design with tracks for hats and barrels that hide treats. Your dog must solve a series of tasks to reach the rewards. Turtle comes with 4 drawers that open by pulling the handle, 9 cylinders, and 13 hats. You can increase the challenge by purchasing additional hats — bringing the total to 31 — making Turtle one of the most advanced puzzles for your pet, offering up to 44 different tasks (rated 4 paws on our difficulty scale).