Mathematical disc teaching aids are mainly used in children's early mathematical cognition and of the concept of number. A variety of colored discs can attract children, let children play while learning with edutainment. Features -Color:Assorted Color -Material:Wood -Size:2.00X2.00X0.20cm/0.79X0.79X0.08in -Enough quantities: Enough for math games or kids counting neither at class or at home -Good material: These Wood Discs are made of wood material, and safe. Colorful things always attract kids' attention -Simple to use: Develop children's cognitive and math ability. Large in quantity and easy to use, effectively play the counting role -Wide uses: They help baby develop their patience, emotional, visual, intellectual development, interactive, parent-child communicative abilities etc -Great choice: A wonderful choice for kids on their birthday or daily life, they will like it very much Package list: 150 chips