Bring a splash of color to your educational activities with these 10mm plastic marbles. for teaching counting, probability, and other math concepts, they are also great for games and decoration. The set ensures you have enough for a variety of uses, making them a valuable addition to any classroom or home learning environment. Features -Color:Assorted Color -Material:Plastic -Size:1.00X1.00X1.00cm/0.39X0.39X0.39in -Compact and portable: these 10 mm marbles are small and easy to carry, making them convenient for children to use in various educational activities -Safe: made from plastic, these balls are safe for children, ensuring their health and safety during play -Durable and : the solid construction of these balls makes them durable and resistant to damage, providing longterm use without quality issues -Colorful and attractive: the vibrant colors of these balls capture children's attention, encouraging them to engage in creative and imaginative play -Math learning tool: these balls are for teaching counting and probability, helping children understand and apply mathematical concepts effectively Package list: 70 x Colored Solid Ball