PADI Assistant Instructor Course (AI)

The first part of the PADI Instructor Development Course (IDC)

The PADI Assistant Instructor course provides PADI Divemasters and leadership level dive professionals from other training organizations the opportunity to further their training as instructional assistants and dive educators.

  • 6 day program on Koh Tao
  • 2 Day optional Prep course (theory and skill reviews)

The PADI Assistant Instructor course is the first part of the PADI Instructor Development Course (IDC). Successful completion allows a candidate to start Part 2, the PADI Open Water Scuba Instructor course (OWSI).

What Will You Learn?

Building on skills and abilities to organize and supervise scuba diving activities, during the Assistant Instructor course we will focus on developing teaching skills.

Some of the things we will cover include:

  • Instructor level dive theory
  • Instructor level demonstration quality skills
  • Learning Instruction and the PADI system
  • How to teach in the classroom, swimming pool and open water
  • General Standards and procedures for the courses and programs a PADI Assistant Instructor is certified to teach

Course Price: 20,000 THB

What Can You Teach?

In addition to the responsibilities and duties you already have as a PADI Divemaster, as a certified PADI Assistant Instructor you can:

  • Teach academic presentations (under the indirect supervision of a PADI Istructor)
  • Present initial skill training during Confined water training (under the direct supervision of a PADI Instructor)
  • Evaluate Open Water diver course surface skills (under the indirect supervision of a PADI Instructor)
  • Teach and certify PADI Peak Performance Buoyancy Specialty Divers (under the direction of a PADI Instructor)
  • Teach AWARE Coral Reef Conservation specialty courses
  • Conduct the PADI Discover Scuba Diver experience in a swimming pool or an open confined water environment
  • Conduct PADI Seal Team Aqua Missions
  • Teach the PADI Digital Underwater Photography specialty course (under the direction of a PADI Instructor) after earning the PADI Digital Underwater Photography Specialty Instructor rating


The application fee for the PADI Assistant Instructor course is $AUS 130. This is paid by the candidate, directly to PADI via credit card.

PADI Materials

For your own set of PADI Instructor Manuals & Materials, you can purchase our IDC “Crew Pack”.

Price: 17,500 THB

The PADI IDC Crew Pack includes:

  • PADI Backpack
  • PADI Guide to Teaching (Paper version & CD-Rom)
  • Diving Knowledge Workbook
  • PADI Quizzes & Exam Booklets [Open Water, Rescue Diver, Divemaster]
  • PADI Specialty Course Instructor Manual (CD-Rom)
  • Peak Performance Buoyancy Instructor Outline
  • PADI Open Water course Prescriptive Lesson Guides (CD-Rom)
  • Positive Approach Selling (DVD)
  • Dive Lesson Planning Slates [Confined and Open Water)
  • Open Water, Advanced, Rescue Diver, Divemaster course Instructor Cue Cards
  • Hologram Decal
  • Instructor Candidate Information
  • PADI Dive Planning & Skill Practice Slate

IDC Schedule & Dates

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Candidate Testimonials

"An Internationally Acclaimed PADI 5 Star Career Development Centre (CDC), this is a Dive Centre that provides you with an opportunity to change your lifestyle and develop a new career."


"Was a hard but great course! Thanks a lot again to all staff who teaches and prepared us so well, that finally the IE was easy going! Thanks Matt, Tina, Steph, Kenji, Steve, Manu and everybody else who supports us."


"They cater to your schedule during divemaster training so you can do it at your own pace and are also environmentally conscious which is an important factor. Anyone considering a professional career in diving should definitely consider Crystal."


"They are very dedicated, and were always there to help me with the theory, and to improve my scuba teaching skills. If you are still searching for a centre to do your IDC at, I recommend doing it with Matt."


"There was absolutely nothing that could have happened during the IE the candidates were not made very well aware of. Everything ran so smoothly for the candidates."


"It's a good decision to do your training with Matt, a lot of information is given and shared experiences. If you guys wanted to do IDC, I recommend doing it with IDC Koh Tao. Thank you for the amazing IDC."


"If you guy's are looking for good teachers and the best Course Director, this is the place..Thank you for guiding us, inspiring us and making us what we are today. Highly recommend."


"I enjoyed every single day of my IDC as well as my MSDT. Matt is an outstanding Course Director who goes all the way out for you, in preparation for the IE."


"The course was fun and you meet a bunch of new people, it’s not hard to fit in. When the day of the IE arrives, you don't even stress about it, because the Course Directors are the best."


"Did my IDC with Crystal Dive and IDC Koh Tao and I'm so happy I chose them. Matt Bolton made sure that there was lots of learning, training and laughs! I felt more than prepared for the I.E. And it showed!"

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