Mathematics Tool Sensorial Material Learning Toy with Stable Storage Grooves for Preschool Kindergarten.Practical teaching red and blue long rod base, 40.5cmx10cmx29cm/15.94inchx3.94inchx11.42inchThe matching base of the Number Rods Rack is designed with exclusive grooves, and each counting rod has a fixed position, making it convenient for children to organize independently. Improve children's sense of order and space perception abilityWooden Red Blue Long Rods Base is very suitable for home, classroom, kindergarten, etcThe length of the Rods gradually increases from 1 to 10, visually demonstrating the relationship between quantity and length, helping children understand the concept of "how much"Long Rod Stand is made of quality solid wooden, with a smooth touch and rounded edges to keep from scratching, suitable for childrenRods Stand Red Blue Rods educational toys. Stand Long Red Rods Number Rods Wooden. Teaching Aid Puzzles Games Learning Baby Toys. Early Childhood Education Kids Sensorial Material. Preschool Equipment Mathematics Tools.