Our edx education® Student Number Balance is a brilliant hands on and visual way for children to understand mathematical concepts such as greater than/less than, subtraction, addition, multiplication and division.. Your child can attach the weights to the number balance to work out different maths problems. A fun and engaging way to learn and develop problem solving skills. Includes 20 weights, a number balance scale and an activity guide.. Set includes: Pack of 10 Student Number Balances, with 20 mini weights for each. Activity guide included.. Size LxWxH:36cm x 15 cm x 13cm;. Age: 6yrs+. MPN: EDX25895