Super 3D lenticular children's puzzle Discovery Puzzle Improves fine motor skills Promotes independent play Fosters creativity Prime 3D Discovery, Tyrannosaurus, 100-piece Super 3D lenticular children's Puzzle. Box size: 6" x 6" x 2". Finished Puzzle Size: 12" x 9". This puzzle features an impressive illustration of a T-Rex. Strong lenticular printed puzzle pieces come together to create a Super 3D image with an effect that will not fail to impress.