Qmee - paid for searching and surveys
Swagbucks - paid for watching videos, polls and surveys
Slicethepie.com - paid for reviewing music, commercials, phones etc
Quidco - great cashback site
VYPR - Handy app to do quick questions and get paid
Whatusersdo - testing websites and your opinion on the user experience
And loads more that I've learned about on here! Good luck!