The CONNECTING CUISENAIRE RODS INTRO. will be enjoyed by both teachers and students! Get students connected to math with this new manipulative! These plastic rods connect together while providing the same teaching and learning benefits of the original Cuisenaire® Rods sets. Rods are marked in 1 cm increments on one side to help students master math concepts quickly. Contains 74 durable plastic rods, an activity guide filled with ideas for learning with Connecting Cuisenaire® Rods and storage tray with lid. Enough for 2-3 Students Ages 3+