Bitcoin is an innovative payment network and a new kind of money.Bitcoin uses peer-to-peer technology to operate with no central authority or banks; managing transactions and the issuing of bitcoins is carried out collectively by the network. Bitcoin is open-source; its design is public, nobody owns or controls Bitcoin ,Through many of its unique properties, Bitcoin allows exciting uses that could not be covered by any previous payment system.
You can start to fund your accounts there with a slew of what are known as faucets , they are free and they will give you a small amount of coin to wiew their ads, or play games ect.
The best Bitcoin faucet I have found is freebitco.in
you can do it every hour , I average 0.00100000 btc a week with almost no effort.
try these for more btc