Size: Length: About 11.6 inch / 29.5cm Heigh(max): About 4.92inch / 12cm A wooden abacus with brightly colored beads Can slide freely and smoothly back and forward on the wooden poles Great educational toy for your child to play Description: Material: Wood Color: Multicolor Size: Length: About 11.6 inch / 29.5cm Heigh(max): About 4.92inch / 12cm A wooden abacus with brightly colored beads Can slide freely and smoothly back and forward on the wooden poles Great educational toy for your child to play High quality wood, polished smooth, not hurt the baby skin. Note: Random color sent,please kindly understand. 1+1 Calculations shelf 1.counting play 2.color distinguishing play 3.addition play 4.subtraction play Package included: 1x Kids Wooden Toy