"Coinbase Earn" is a way to get to know different "Cryptocurrencies" in an accessible way and to be rewarded for this. You can earn Crypto for free in less than 15 minutes of your time. It works very simply, after answering a number of questions about a Cryptocurrency you will receive a reward in Crypto. You can sell this directly or trade for other Cryptocurrencies like Bitcoin and Ethereum. It's a nice way to earn some crypto. If you did all the learning tasks from the beginning, you would have earned $443.