Montessori Long Numerical Rods With Wooden Base - Red and Blue Sensorial Math MaterialProduct Description The Montessori Long Numerical Rods With Base are a key math and Sensorial material for early learners in the Montessori environment. Designed to build understanding of quantity and sequential order, each rod increases in length by 10 cm and features alternating red and blue segments to represent values from 1 to 10. The included wooden base promotes organization, independence, and respect for materials. Key Features Includes 10