Login or register for a new Coinbase account.
Then go here and go through the lessons to earn $20 in Dai.
Go here and take the lessons to earn $10 in EOS.
Go here and take the lessons to earn $10 in XLM.
Go here and take the lessons to earn $10 in BAT.
Once you’re done you can either keep it in your Coinbase portfolio, or sell and withdraw your cash to your paypal or bank account..
Update– You can earn $6 in Tezos by going here and taking the lessons.