A comparison of Bitcoin desktop clients
http://dre.redmartian.org/compare.htm

A collection of Bitcoin faucets(earn Bitcoins for free)
http://freebtc.com/

Instructional videos about blockchain and how to start using it.
https://bitcointalk.org/index.php?topic=126698.0;topicseen

Bitcoin marketplaces
http://bitcoin-otc.com/
http://www.bitmit.net

General bitcoin wiki
https://en.bitcoin.it/wiki/Main_Page

Reddit Bitcoin grp
http://www.reddit.com/r/Bitcoin/

Bitcoin magazine(everything that's new with Bitcoin)
http://bitcoinmagazine.net/

Bitcoin currency exchange charts
http://bitcoincharts.com/