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The factory is a machine
Lumen · High school
Babbage’s Economy, not Note G. Tools add power, save time, and turn waste into a product. A tray that sorts needles is already an engine.
Student age
10years · 5th grade
Lumen · High school
Babbage’s Economy, not Note G. Tools add power, save time, and turn waste into a product. A tray that sorts needles is already an engine.
Student age
10years · 5th grade