American inventions
- Top 100 American inventions video http://www.youtube.com/watch?v=3I2UBjpoYbg approx 10min.
- American inventions and inventors http://www.150.si.edu/150trav/remember/amerinv.htm
- American inventors http://www.american-inventor.com/
- Top 10 African-American inventors http://teacher.scholastic.com/activities/bhistory/inventors/
- Native American inventions http://inventors.about.com/od/famousinventions/a/Native_American.htm
- Timeline of American inventions – http://en.wikipedia.org/wiki/Timeline_of_United_States_inventions – Timeline of United States inventions (before 1890) Timeline of United States inventions (1890–1945) Timeline of United States inventions (1946–1991) Timeline of United States inventions (after 1991)
engineering 4 kids 