Teach the NDL system To become an instructor NDL, any candidate must pass a Crossover. This course is conducted by an Instructor Rank 3 for 4 days or more. The training includes checking of skills, working with the manual, a lecture on the philosophy of NDL, lectures on the use and teaching of NDL tables. The following tests need to be passed: Written exam on dive theory. Written examination on NDL standards. The exam for the academic presentations (lectures on the theory). In-water skills presentation Buoyancy examination Candidates who have passed these tests with a total passing score of less than 4, have the right to educate students on the courses Novice Diver NDL and Diver NDL. Candidates who have passed the exams with a passing total number of points 4 and above have the right to teach students across the spectrum of NDL programs. Cost: $300/person. Book your tour in advance. Contact us right now and get 10% discount.