Paid to Search

http://www.bigdevil.com
BigDevil is a search engine where members can win prizes just for searching the web. Prizes include iPod, Xbox 360, gift card, Paypal cash and more. Members can search 30 to 50 times a day for a chance to win instant prizes.
Members can also win points for searching, inviting friends, and playing games. The points count as entries into BigDevil’s monthly sweepstakes for chances to win bigger prizes. You must be 13 or older & from the United States, United Kingdom or Canada to join.

http://www.slashmysearch.com
Get paid to search with SlashMySearch. You can earn $.25 an hour (up to $180 a month) for using their search engine. SlashMySearch provides search results by filtering results from other engines including Yahoo, Google, Excite & Altavista. They also provide eBay.com search and Amazon.com search.
SlashMySearch also pays $.15 an hour per referral (up to $1080 a month) and $.05 an hour for level three referrals (up to $720 a month).

http://www.winzy.com
Search with Winzy for a chance to win various prizes, such as Amazon.com Gift Certificates, iTunes Gift Certificates, Apple iPods, Nintendo Wii and Xbox 360. Also, earn points for searching & referring friends, which count as entries into the monthly Winzy Sweepstakes. The current grand prize is $100,000.
Referring friends also increases your chances of winning. If they search and win, you win the same prize. To register, you must be 13 or older and live in the United States or Canada (except Quebec).

http://www.everyclick.com
Search with Everyclick and earn money for the charity of your choice. Everyclick donates half of its revenue to charities.