Ever heard of crypto currencies? They're digital money that people use online. Lots of companies are starting to accept them, which is changing how we think about money. Right now, there are over 700 different kinds of crypto currencies that you can trade. In November 2016, they were worth more than $14 billion together! The cool thing about crypto currencies is that no one is in charge of them. That means no banks or governments control how they're used. But it also means they can be risky because there's no one to protect them.

Let's talk about how some of the most popular crypto currencies work. They all have different ways of creating new money, a process called mining. Some compete to be the fastest and most secure, while others focus on different things like privacy. But all of them want to make sure your money is safe.

You might be wondering, what are the dangers of crypto currencies? Well, there are some nasty attacks that can happen. But don't worry, the people who make these currencies think of ways to stop these attacks. They want to keep your money safe.

At the end of the day, there are five really popular crypto currencies. They all have their own special features. It's like comparing different types of candy, each one has its own taste and benefits.

Crypto Coins: A Closer Look at Popular Choices

Actions