Bitcoin is a digital currency that operates independently from traditional banks and governments. It was created in 2008 by a mysterious person or group of people called Satoshi Nakamoto, who wanted to make a new type of money that wasn't controlled by any central authority. Think of it like digital gold!
Bitcoin uses complex math to keep transactions safe and secure, and these transactions are recorded on a public ledger called the blockchain. This means that everyone can see every transaction that's ever happened, which makes it really hard for anyone to cheat or hack the system.
The value of Bitcoin can change a lot from day to day - kind of like how the stock market goes up and down. Some people think Bitcoin is worth a lot of money, while others aren't so sure. Either way, Bitcoin has been around for a while now and has inspired a whole bunch of other digital currencies and new ways of doing business. It's pretty exciting to think about what might happen next!