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 and everyone can take part
There are websites where you can earn bitcoins by playing games, completing tasks or playing games. Bitcoinget.com is one of such site.
You can also buy or trade bitcoins online. There are many sites where bitcoins are traded. LocalBitcoins is one of the popular platform where we can buy coins safely.
Bitcoin mining is the process of adding transaction records to Bitcoin's public ledger of past transactions. This ledger of past transactions is called the block chain as it is a chain of blocks. Computers around the world ‘mine’ for coins by competing with each other.