US$ 117.50
semi-circles
01 mm resolution
Nine-piece flat brass weight set with dual hooks on each piece
Element-stamped 20mm solid brass cube for density investigation
Materials Kit for Physics Exploration Subcategory_Spring Scales semi-circlesSeventeen material solids kit with two pieces of each substance in mixed sizes, covering metals, polymers, waxes, glass, slate, and marble for hands on texture, hardness, and density comparison.
US$ 117.50
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