Grades 2 - 8. The Platform Scale is the perfect tool for students to learn how to read a scale. It has an easy-to-read display which shows results in both customary and metric systems with a 5 kg/11 lb. capacity. Students can estimate, measure and calculate weights of liquids and solids, as well as, weigh and compare more than and less than concepts. Scale includes removable pan. Cubes shown are not included.