Bisboom(TM) DIY Assembly 3D Crystal Puzzle with Flash Light Hot Pink Treasure Chest Model Building Toy with 47PCS Treasure Chest 3D Crystal Puzzle with Flash Light includes 47PCS Puzzle can develop children's spatial problem-solving, logical thinking, visual discrimination, eye-hand Enjoyable to work on, challenging to complete, fun to display Product Dimensions: 3" x 2" x 2.6" Beautiful pattern, challenging crystal Puzzle, Pleased feeling to achieve