Jeff Bezos is the founder of Amazon and a billionaire. And he resides in Seattle, WA.
http://www.forbes.com/profile/jeff-bezos/
Linus Torvolds is the creator of Linux Operating system. Many computers, smartphones, and digital video recorders like tivo run linux.
http://techcrunch.com/2012/04/19/an-interview-with-millenium-technology-prize-finalist-linus-torvalds/
Sound Sensor Produces a sound when programmed to and hears audio from input device.We have a built in one so i didnt put up a picture.
![](https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcRGpZML6B-SvX7pUKcmKoNjpBPtByAd0ByYvckBojOiNhqOPqxl)
Ultrasonic sensor works really well by just waving a hand in front of it. It receives in put from a laser or ultrasonic wave.
ultrasonic sensor(Picture sited)
![](https://encrypted-tbn3.gstatic.com/images?q=tbn:ANd9GcRnP_jXMgTCVjAD8JFfVZk2iMHpQrUTecW4Cgn0L3-WVzFf65iJk23Udg)
Light sensor didn't work initially, but we had to put the light sensor at a certain distance from the ground and contrast it on white paper to the wood table to work.
Light sensor link(picture site)
![](https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcQgg-PaZYSg4bj_dDSnQ1QjxkSQ2BdFR0AiQPEqWA8TS5Q8lVwUAVLW6g)
Touch sensor worked will with an extra lego sticking out front. It received input from "touching" something and reversed.
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