Explore weight measurement, comparison, and equivalency with the Nestable Pan Balance. This easy-to-use balance is ideal for the modern classroom and assembles and disassembles in 3 quick steps. Fill the clear 500ml pans with liquids or solids, as children explore weights and measures, and volume. The equivalency dial can be adjusted as students investigate greater than, less than and equal to. Once the lesson is done, the components nest for neat storage.