How Silly Putty Works
When the Japanese invaded Southeast Asia in World War II, they cut off America's rubber supply. Luckily, American can-do created a synthetic rubber and saved the War. Learn about the inventor, flui...
When the Japanese invaded Southeast Asia in World War II, they cut off America's rubber supply. Luckily, American can-do created a synthetic rubber and saved the War. Learn about the inventor, flui...