icegal
This website puts you on to a project that aims at deciding who the best inventor of the twentieth century is. There are plenty of resources in the form of links that will lead you to a lot of information about twentieth century inventions and inventors. You will learn a lot about Alexander Graham Bell, Benjamin Franklin, Edison and others!
A trail of
3 pages
Bette Nesmith Graham came up with the idea of using a small bottle of tempera water base paint to correct her typing errors while she was an executive secretary in 1951. She supplied bottles of the fluid to others at her workplace (under the name "Mistake Out") for several years.
A trail of
5 pages
