This large set of 20 wooden toy counting rods is a great resource to help preschoolers learn some basic math concepts and improve their counting skills.The chunky, Montessori toy pieces are printed with both numerals and numbers in words and are a great physical demonstration of addition and subtraction. They help with visualisation - the different lengths represent the numbers 1 to 10 and children can put the rods together and compare to solve simple math problems. The rods are the perfect size for little hands and painted in a rainbow of beautiful, bright colours. The blocks are a great size and come in a wooden storage box.Suitable for children 3 years +Approximate size: 35 × 12 × 3 cmCountry of origin: VietnamDue to the nature of handcrafted products by small business artisans, stock is limited and variations may occur.