You donÆt have to be an engineer to create with nanoblock!á With these micro-sized building blocks, 3D buildings take shape right beneath your fingers!á Watch in amazement as buildings are erected to even the tiniest detail. With over 200 pieces, create a detailed replica of the world famous Eiffel Tower that fits perfectly in the palm of your hand.á Finished size 3.125"w x 4.75"h x 3.125"d.á Includes detailed color instructions.á For ages 8 and up.