Here is a sneak peak of some basic diving skills practiced during the beginner scuba class.
Regulator clearing skill
Practiced during the first pool session.
Regulator recovery skill
Practiced during the first pool session.
Blast clearing
Practiced during the first pool session.
Fin pivot
Practiced during the first pool session.
Ascending
Practiced during the first pool session.
Note: Instructional videos are no substitute for dive training. The above linked videos are intended to give would be diver candidates a sneak peak at only a few of the basic confined water training skills.