PBS
Pbs Teachers: Rube Goldberg Invention Ii
Explore motion, force and energy by building a complicated contraption to pour milk into a glass.
National High Magnetic Field Laboratory
Magnet Academy: Gramme Dynamo 1871
Zenobe Theophile Gramme (1826 - 1901) invented the first industrial generator, or dynamo. A deceptively simple-looking machine, it consisted of 30 coils wrapped around a spinning ring of iron.
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