Turn Your Scuba Diving Dreams into a Reality! The Estrella Diving Center's summer certification courses will begin at our Playa Del Carmen facility on June 2. No prior _____ (143) is necessary because our trainers will cover all the basic techniques for beginner students. _____ (144). As always, enrollees must have no existing medical conditions and be at least 13 years old. Those who cannot satisfy _____ (145) of these requirements will be unable to sign up. All equipment will be provided, and training will be delivered in three _____ (146) sessions. Held on the same day, each lesson will last an hour with short breaks in between. Enrollment opens on Monday, May 3. | 
