Now you can nano-size your very own of dinosaur. With the micro-sized building blocks, 3D models take shape right beneath your fingertips! You will be amazed as this dinosaur is assembled to the tiniest detail. With over 240 assorted pieces, create a detailed replica of a Stegosaurus finished size is 2" h x 1.125" w x 5.25" d. Includes detailed color instructions. Not designed for children under age 8. Level of Difficulty: 2 (on a scale of 1-5 with 5 being the most difficult). The smaller the block the better the detail.