The Seesaw and the Shoes
The Seesaw and the Shoes
Watch The Seesaw and the Shoes Online Free at Gomovies. 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.