The document discusses the importance of PDHPE (Personal Development, Health and Physical Education) as one of the six key learning areas in the NSW primary school curriculum. It recommends spending 6-10% of lesson time on PDHPE, which is approximately 1.5-2.5 hours per week. The aim of PDHPE is to develop students' knowledge, understanding, skills, values and attitudes to lead healthy, active and fulfilling lives.