Science Experiments for Kids

(Ron) #1

Bette Nesmith Graham invented white-out.
Word Processing Related
The origins of word processing programs - from a rising WordStar.
Wrenches
Solymon Merrick patented the first wrench in 1835. Also See - Jack Johnson - Patent
Drawings For A Wrench, Jack Johnson Biography
Wristies
KK Gregory is the ten-year-old inventor of Wristies.
Writing Instruments
The history of pens and other writing instruments.
Xerox/Xerography
The invention that no one wanted at first; yet it changed the world.
X-Rays
A history of X-Rays and the invention of x-ray machine.
Yellow Pages
In 1886, Reuben H. Donnelly produced the first Yellow Pages directory. The history of the
telephone.
Yo-Yo
Even a small toy like the yoyo has an interesting history behind it. D F Duncan joined
forces with newspaper tycoon William Randolph Hearst to create the US yoyo fad.
YouTube
YouTube was invented by Steve Chen, Chad Hurley and Jawed Karim.
Zamboni
The history of the Zamboni ®, the original ice cleaning machine invented by Frank
Zamboni.
Zeppelins
The history and inventors behind all airships, balloons, blimps, dirigibles and zeppelins.
Zipcode
The history of the ZIP Code aka Zoning Improvement Plan.
Zipper
The history of the zipper - original patents and prototypes of the zipper.

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