US$ 34.99
paired with two 50N spring balances and two wrest pins so students can verify the laws governing frequency
and a semi-circular glass block fill this tabletop optics kit
01 mm resolution
Nine-piece flat brass weight set with dual hooks on each piece
Materials Kit for Physics Exploration Subcategory_Spring Scales paired with two 50N springSeventeen 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.