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Benjamin Franklin's Life
Benjamin Franklin -
swim fins
very good for swimming.swim Fins. An avid swimmer, Franklin was just 11 years old when he invented swimming fins—two oval pieces of wood that, when grasped in the hands, provided extra thrust through the water. -
flexible catheter
Information about your invention:. Benjamin Franklin invented a flexible catheter. You can bend it farther, which makes it more comfortable to use -
24 hour 3 wheel clock
nawcc12dc.org
https://nawcc12dc.org › the Ben Franklin clock