Educational toy that fosters creativity with various parts. - Brand: KUMON TOY - Product Name: Kumi Kumi Slope - Set Contents: 18 types of parts, 57 pieces - Target Age: 3 years and up - Accessories: Bead set - Instruction Manual: Included This is a used item. Please consider this before purchasing. All 57 pieces of the 18 types of parts are included. One of the 12 color balls is missing. (A marble is included as a replacement.) The guide book (instruction manual) is also included. The box has been carefully stored and is in good condition. My child enjoyed playing with this, as they liked the Pythagoras Switch (Pythagora Device). It helps develop children's imagination, thinking skills, and concentration. Type: Ball