This new mobile scale is a classic measuring instrument - the perfect educational aid for children, combining play with learning about weight. These measuring scales will help develop an understanding of the mathematical concepts of weight differentiation and balance. The two transparent buckets enable children to understand the connection between volume and weight. Moving the scales around between outdoors and indoors is no problem with an integrated handle and wheels. Includes a practical basin for sand, stones and other materials to be weighed. There are 2 stainless steel sliding weights for fine adjustment. The frame is made of powder-coated steel. Measures 61cmW x 58cmD x 77cmH. Ages 4yrs+.