Your cart is currently empty. Sets of 10 different color rods vary in length by 1 cm, offering visual and tactile confirmation of math concepts. Jumbo Rods differ in length by 2 cm.
All rods are perfect for hands-on math exercises.
Children learn by building simple, yet highly graphic mathematical models that clearly demonstrate faction relationships. Time Workbooks 1. Transparent Counters in 6 Colors 2. Sorting Bowls 3. Life-Size Overhead Coins 4.