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...
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...
National Woman's History Museum
Hedy Lamarr, An Inventive Mind
Hedy Lamarr led a double life. Best known as an actress, Lamarr was also a brilliant inventor, responsible for the technology found in Wi-Fi, GPS, and Bluetooth. After studying primary and secondary source materials, groups conduct an...
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,...