DescriptionMathematical disc teaching aids are mainly used in children's early mathematical cognition and the formation of the concept of number. A variety of colored discs can attract children, let children play while learning with edutainment.Features-Material:Plastic-Size: 2.50X2.50X0.10cm/0.98X0.98X0.04in - Made from material, durable to use. - Whether putting on the perfect bingo event or bringing a dash of color to your kindergarten classroom! - Bring excitement to elementary or kindergarten classrooms with hands-on learning. - Learn math and counting with bingo chips in a huge variety of colors! - Good for modeling math concepts learning to count, such as counting, sorting, patterning, probability grouping, addition and subtraction and also can be applied as bingo chips.