For each CAS experience, you need to show evidence* of:
planning and organization
include reflections before the experience
effort and commitment
include reflections during the experience
personal development and achievement
include reflections after the experience
*See the 1st Doc attached below for more details.
The IB recommends that you provide a supervisor review** for each CAS experience. In lieu of this, you must provide detailed evidence (such as video) that demonstrates what you did and learned throughout the experience.
**See the 2nd Doc attached below for the form you should use for supervisor reviews.