5Pcs Metal Block Set-Brass, Copper,Iron,Steel & Aluminum for Density Investigation,Specific Gravity,Collectible,Specific Heat Experiment
EISCO Density Cubes Set - Includes 6 Metals - Brass, Lead, Iron, Copper, Aluminum, Zinc - 0.4" (10mm) Sides - for use with Density, Specific Gravity Activities
EISCO Set of Metal Discs (Set of 16), Metal Identification Kit, Magnetic and Non-Magnetic, Educational
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尤素夫·A.
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Reema J.
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Rajesh P.
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