Description These hollow colored plastic counting balls are for elementary school math probability problems. They come in a set of track balls, making them ideal for teaching children about counting, probability, and other mathematical concepts. The vibrant colors of the balls make learning fun and engaging, helping to capture the attention of young students. Features -Color:Assorted Color -Material:Plastic -Size:2.00X2.00X2.00cm/0.79X0.79X0.79in -Educational tool: the hollow colored plastic counting balls are for teaching and practicing elementary school math probability problems -Track ball design: the unique track ball design allows for various simulations and experiments related to mathematical probability issues -Safe material: made from safe materials, these balls are suitable for use by elementary school students -Colorful and engaging: the vibrant colors of the balls attract children's attention, making learning more enjoyable and engaging -Concept: these balls help children understand and master the concepts and calculations involved in math probability problemsPackage list: 100 x Counting balls