If you really want to learn more than just the basics of diving but you are short on time, The PADI Scuba Diver course is your best option. This course covers the first 3 chapters of the PADI Open Water Diver course. Once completed, you will be able to dive to a depth of 12 meters with PADI professional instructor. You can later advance to PADI Open Water Diver by completing the prerequisites and passing the exam.