This is the first in the series of Diver Mike animated screensavers. You will learn over 15 signs used daily by scuba divers. Be ready for your next dive trip at a moments notice. You will be ready because you have reviewed those important hand signals on a daily basis at home AND at work with this educational screensaver. Now those dive signs vital for your diving safety and enjoyment will be second nature for you. It's fun and will help get others around your computer interested in your sport.