hand2mind Plastic Solid Bingo Chips are the perfect tool for making early math learning fun and interactive! With 200 colorful counting chips in red, yellow, blue, and green, these durable manipulatives help our kids with sorting, counting, and even basic addition and subtraction. We love how they provide a hands-on approach to understanding math concepts, allowing our children to visualize their learning as they play games and solve problems. 3+ years