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Pocket Compass.45 mm Diameter.Plastic Body with flip Cover.Rope Necklace...
Pocket Compass.60mm Diameter x 13mm HighMetal Body (Stainless Steel Finish)..
Each Kit contains the required components to build an Electro-magnet.Please note that during assembl..
Iron Filings in a bottle approximately 80 grams.Use these Iron filings to clearly show magnetic fiel..
Magnet - Ferrite Bar - 50x19x5mm - UncoatedGeneral Magnets - Ideal for Science and School Projectsto..
48mm Wide x 42mm High. 8mm Thickness.Ferrite Magnet - Ideal for Science ExperimentsNorth and South p..
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