Your ticket to the underwater world - the OPEN WATER DIVER certificate. Your SSI Student Manual, DVD and water training sessions combined will help you learn everything you need to know to start your adventure the fun and correct way. The SSI Student Manual includes study guide questions at the end of each section to help you retain your new knowledge and test your retention. During your SSI Open Water Diver training sessions you will learn all of the necessary skills and safe diving procedures to be a comfortable confident diver.