http://btc25.net/?id=4185 try it out it is best even better than freebitcoin
it is similar to free bitcoin but it has
better rolls
and every 30 mins

Lucky Number	Win
0 - 15000	0.00000425 BTC
15001 - 18500	0.00001289 BTC
18501 - 19500	0.00009898 BTC
19501 - 19800	0.00051091 BTC
19801 - 19950	0.00258060 BTC
19951 - 19997	0.01250579 BTC
19998 - 20000	0.06251712 BTC