CAS is...

Be real, purposeful activities
Be based on a personal interest, skill, talent or opportunity for growth
Have a personal challenge - tasks must be challenging and be achievable in scope
Include thoughtful consideration and use of the CAS stages (investigation, preparation, action, reflection, and demonstration)
Have evidence and reflection on learning and personal outcomes
Fit into one or more CAS strands
Fulfill one or more of the learner outcomes

Any class, activity or project which is already part of the Diploma Programme
An activity which you will be paid (unless this benefit is passed on in full to a worthy cause)
Doing simple, tedious and repetitive work (ex: filing, shredding paper, grading papers, etc.)
A passive experience, such as a visit to a museum, the theatre, art exhibition, concert or sports event, unless it clearly inspires work in a related activity in which you are already engaged
All forms of duty within your family
Religious devotion
Activities which cause division amongst different groups in the community