You can try scuba diving without being certified and, in some cases, without even wearing the tank! Check out three ways to test the water and see if diving is right for you.
Want to learn how to scuba dive? Here is a video on one of the skills you will learn in an open-water scuba course: alternate air source out of air sharing.
If you're looking into signing up for scuba diving lessons, check out this video on how to recover a regulator, one of the skills you'll learn in the course.