Number Planet An easy, visual way to learn equivalents! This scale includes different color beads that visually demonstrate number relationships and operations such as addition, subtraction, and comparisons, as well as pre-algebra concepts. Set includes scale, plastic bear weights of different weight and color, 2 pan with hangers to hand on both the sides to convert this number balance to pan balance. Set includes : Two scales, Connector ( to join scales togather), Scale stand, Base (Storage boxes has slot to fix stand on top), 20 Spicks, 100 Beads, 2 Hanging pan, Bear weight set of 3g, 6g, 9g nand 12g in four colors.