This set of 128 rods has a selection of rods numbered 1-10 and is ideal for larger groups of children. Each rod has a number on one side and a corresponding number of dots on the reverse side. Children will love to join the rods together and they can tackle a number of different mathematical areas such as addition & subtraction and multiplication & division. Each rod is colour coded to represent a number with the longest rod (number 10) measuring 20cm long x 3cm wide. All our rods are chunky and appeal to young Maths learners. Age: 3+.