The Original Spirograph combines the principles of art and mathematics that has delighted kids for generations. The World’s Smallest Spirograph works just like the original, full-sized version. The mini set comes complete with 6 wheels, 1 ring, 1 spiro track, 2 pens, putty, and case. This drawing kit includes everything you need to create amazing designs with ease! All pieces fit inside the pocket-sized case, making for easy storage and take everywhere fun! Case measures 2.75 x 3.75 x 0.50 inches. Ages 6+