Our edx education® 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: 1 Number Balance, 20 x 10g weights and activity guide. Size LxWxH: 65cm x 21cm. Age: 6yrs+. MPN: EDX25892