Plan Toy Sort and Count stacking toy can move preschoolers to the next level of basic math skills through play. It is designed to challenge children's sorting and counting skills. The natural wood frame has collapsible rods for safety and the large bead-like rings fit nicely into small hands. Kids sort the beads by color, counting as they stack the beads. Children will make basic math discoveries as they experiment and see that two yellow beads and one blue bead goes as high as three green beads.