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Description
Go beyond standard iron filings! Get three different results in your STEAM magnetism experiments! Includes three jars, each with a different particle size of iron filings: FINE/100 mesh size, MEDIUM/40 mesh size, and COARSE/20 mesh size. (Mesh size refers to the common size of the mesh of a sieve. Sieve not included. ).Each jar features a convenient, twist-top shaker lid with four options (sprinkle, sprinkle more, pour, or screw off the entire top). Reusable—put clean filings back into the jar! Pack is shrink wrapped to prevent spills in stores and shipping..Pack is three jars (12 oz each of 100% pure iron) plus an activity sheet with five cool STEAM activities (science, technology, engineering, art, and math). Magnets not included..SAFE – Conforms with ASTM F963 and CPSIA (US toy safety standards). Child safety tested for ages 6+. (Use common-sense caution: do not inhale, ingest, or get in eyes. ) Note: exposing iron to most liquids will cause rust.
