These 10mm colorful plastic marbles are a fantastic resource for teaching math concepts such as counting and probability. Their bright colors make them engaging for children, and they can also be used in games like Chinese checkers or as decorative items. Features -Color:Assorted Color -Material:Plastic -Size:1.00X1.00X1.00cm/0.39X0.39X0.39in -Easy to transport: the small size and lightweight design of these plastic balls make them easy to carry, for use in various educational settings -Safe for children: made from plastic, these balls are safe for children to handle, ensuring a healthy playtime -Durable design: the solid construction of these balls ensures they are durable and can withstand frequent use, providing enjoyment -Visually engaging: the bright and colorful appearance of these balls enhances children's visual experiences, stimulating their creativity and imagination -Educational tool: these balls are ideal for teaching mathematical concepts, helping children develop their cognitive skills through learning Package list: 70 x Colored Solid Ball