vápno archeologický poslanie všetko o magnete ppt čokoľvek Vyberte sliepky
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PPT - MAGNETY A ICH VLASTNOSTI PowerPoint Presentation, free download - ID:3494916
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Magnets are Used Every Day. Magnets Magnets are used every day. Sometimes we can see the magnets such as the ones we use on our fridge to hold papers. - ppt download