This is a good starting point for you to get some free coins in return for looking at an ad, and completing a captcha.
The site is pretty well done, and breaks things down nicely. You can get Bitcoin, Bitcoin Cash, Dash, Ethereum, Litecoin, and a few others.
Be warned that many of the sites require you to disable Ad Blocker. Use them at your own risk.
One particular faucet that I do use, and can say that it is 100% clean at the time of writing this is the new one for Deep Onion Coins. Check it out here