Explains how they developed from the original Chinese invention.
See hundreds of inventions that have been submitted by kids. Includes games, message board, contest and other activities.
A collection of fact sheets about inventors and their inventions.
Virtual museum includes photographs and brief descriptions of the tools of a bygone era.
From the tricycle lawn mower to the diaper alarm, read about some of the strangest patents ever applied for.
Thanks to DMOZ, which built a great web directory for nearly two decades and freely shared it with the web. About us