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. An economical way to bring Connecting Cuisenaire® Rods into the classroom, this assortment contains six sets of 74 Connecting Cuisenaire® Rods, six trays with lids and Teacher's Guide. Enough for 12-18 Students Ages 3+