Can be used as intelligence math manipulatives in montessori school home schooling or early childhood enlightenment. Aims at teaching the concepts of colours and numbers eye and hand coordination developing kid's intelligence and practical manual ability. Manufacturered by YeahiBaby. Includes 800pcs wooden numbers an eraser chalks counting sticks and mathematical board The cylindrical bar with water paint smooth and bright non-toxic and safe for kids. Package Size: Approx. 8x 2x 0.5cm. Wooden math game sticks toy suitable for kids above 3 years old.