48 skills, six sections
Find the one on your mind. Every skill has a short lesson and a calm rehearsal on land.
The first section you open is free.
Mask & breathing
8 skills
- Clear a partly flooded mask
- Clear a fully flooded mask
- Remove, replace and clear mask
- Breathe without a mask
- Swim without a mask
- Clear your regulator
- Recover your regulator
- Breathe from a free-flowing regulator
Buoyancy & trim
5 skills
- Neutral buoyancy and hovering
- Adjust buoyancy with the inflator
- Hover using oral inflation
- Horizontal swim and trim
- Swim over a sensitive bottom
Descent & ascent
6 skills
- Descent and ear equalization
- Controlled descent sequence
- Descent with a visual reference
- Stop before contacting the bottom
- Controlled ascent
- Ascent without a visual reference
Kit & preparation
14 skills
- Set up, put on and adjust kit
- Inflate and deflate BCD at the surface
- Oral BCD inflation at the surface
- Weighting check
- Weight and trim check with a buddy
- Pre-dive safety check
- Pressure gauge and air monitoring
- Snorkel-to-regulator exchange
- Remove and replace kit at the surface
- Remove and replace kit underwater
- Remove and replace weights at the surface
- Remove and replace weights underwater
- Disconnect the inflator hose
- Re-secure a loose cylinder band
Air & safety
9 skills
- Hand signals
- Use an alternate air source
- Alternate air source swim and ascent
- Respond to low air
- Keep an air reserve
- Controlled emergency swimming ascent
- Emergency weight drop
- Cramp release for yourself and a buddy
- Tired diver tow
Surface & swimming
6 skills
- Swim and float assessment
- Good surface habits
- Deep water entry
- Exiting the water
- Underwater swimming
- Mask, fins and snorkel skills
Hand signals always to hand
The dictionary and hand signals are always free. In training, use the signals your instructor teaches.





