I no longer have time to really worry about these and my adsense was banned for breaking some kind of terms of service however I dont believe it was because I was handing out free bitcoins if anyone would know what it would be i'd love to hear possible options on why it was terminated.
So anyways my faucet is based on blockchain and looks just like
http://mmoclub.com/faucet/ The domain was moved over to a different project but you can buy either the domain or domain and the script at one point the adsense account for it was generating about $1000 a month and was a decent auto pilot site all you needed to do was send some deposits to blockchain wallet.
Post some offers i'd like to see what its worth to someone.
http://www.alexa.com/siteinfo/dailyfreebitcoin.com was between 50-60k unique visitors per day.