Classes Sea Lions offers professional instruction for divers of all levels.Click on the Upcoming Classes link to find an upcoming class. If you can't find a time that will work for you, contact Sea Lions and we will make arrangements to complete your training at 630.289.1680. Open Water Learn to dive today. If you want to learn to scuba dive, the first step is to take a PADI (Professional Association of Diving Instructors) Open Water Diver course... Read More Adventure Diver Continuing the adventure is one of the best moves you can make. The PADI Adventures in Diving, PADI Specialty Diver and PADI Rescue Diver programs have some great benefits. By going beyond Open Water Diver, you can... Read More Rescue Diver The PADI Rescue Diver program develops your knowledge and skills so you can effectively perform diver assists and rescues, manage diving accident situations and render first aid... Read More Dive Master Take the first step in your dive career and become a PADI Divemaster. Working closely with a PADI Instructor, you'll expand your dive knowledge and hone your skills as you become a dive professional... Read More Assistant Instructor The PADI Assistant Instructor course is the first portion of the PADI Instructor Development Course (IDC). You'll not only gain additional experience as a PADI Professional but you'll also start learning the PADI System of diver education... Read More Instructor The PADI Open Water Scuba Instructor program is your final step in the quest to become a PADI Instructor... Read More