NPW W4083 Hypotrochoid Art Set, Multicolor

These beautiful flowing curves have fascinated mathematicians for centuries and now it's your turn. Create wildly different patterns with this classic and absorbing art set. It's always time to have a laugh with NPW whether it be a birthday, office prank, sleepover, party or just because you want a mega LOL. NPW's award winning stationery, toys, games and gadgets amuse children of all ages. There is never a dull moment with NPW in your life!