Stacking Masses Weight Set 54

Explore weight and measurement with these easily stackable Hexagram(R) Weights. Color-coded weights offer visual cues in measurement activities. Includes 54 colour coded stackable plastic masses in a plastic container: twenty 1g, twenty 5g, ten 10g and four 20g weights. Useful tool for exploring many areas o STEM, such as measurement, comparison, estimation, scales, weights in balances and more.