National Woman's History Museum
Inventive Women - Part 1
While a woman didn't invent the parasol, three women received patents for their improvements to the original design of umbrellas. In the first of a two-part series on inventive women, class members investigate the patent system to...
DocsTeach
What is Patent Number 1,693,515?
Scholars examine a document from 1928 featuring a mystery invention. Following their observations and discussion, the document reveals the invention of the permanent wave machine by Marjorie S. Joyner. Class members read about Joyner,...
American Institute of Physics
Eunice Foote: Scientist and Suffragette
The greenhouse effect and climate change are hot topics in today's news. Young scientists may be surprised to learn that the concept is not a new one. In fact, Eunice Newton Foote, scientist, inventor, and suffragette, discovered the...