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. Hands-on math learning just got easier. These durable plastic connecting rods snap together and feature unit lines in 1 cm increments on one side of the rods. Contains 155 rods and activity guide all packed in convenient storage tub. Enough for 4-6 Students