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vacuum cleaner

Your Very Hungry Vacuum Cleaner
October 27th, 2020

Have you ever lost a coin or a shoelace into a vacuum cleaner? How does the vacuum suck it up like that? The machine has a really strong fan spinning inside. Instead of blowing air out at you, it pulls air — and dirt, and Lego, and little fuzzies from your sweater — up into […]

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