1. BitcoinGet - This is one of the original sites for earning bitcoin, and it's still paying out every day. There are many ways of earning including taking surveys, completing microtasks, and watching videos.
https://www.bitcoinget.com
2. FreeBitco.in - There are few faucets that pay out anymore, but this one has been the most reliable time and time again.
https://freebitco.in
3. CoinRebates - This is an interesting one. You earn every time you buy something from their long list of stores that include Walmart, Expedia, Newegg, and other big names. If you already buy stuff from these stores, it's practically free bitcoin every time.
https://www.coinrebates.com