The Seesaw and the Shoes

The Seesaw and the Shoes

The Seesaw and the Shoes


( 127 ユーザー中 6 )

11 分 1945 HD

時計 「The Seesaw and the Shoes」フルムービーをストリーミングでオンラインで. This short shows how two objects led to important discoveries. Children playing with a seesaw inspire French physician Rene Laennec to invent the stethoscope, and a pair of shoes made of caoutchouc lead Charles Goodyear to discover the process for vulcanizing rubber.

The Seesaw and the Shoes

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