Crowd sourced sites that are best for creating a new toy invention include Ask.com and Yahoo answers.
the best modern invention is the thinnest computer and iPhone4s
I think that the car would be the most best invention!
Nikola Tesla's best invention would have to be the Tesla coil.
This is the best invention because it is big.
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until you comment your best one :)
The best invention in the world is definitely velcro
Thomas Edison is best known for his invention the light bulb.
test
the invention of computers
Writing
aeroplane