The document discusses curriculum development in education. It describes curriculum development as a process that aims to introduce planned changes to achieve better educational outcomes. The purposes of curriculum development are to establish a clear philosophy and goals, outline a framework for teaching and learning, allow flexibility and encourage innovation. The process involves evaluating the existing program, designing an improved program, implementing it, and then re-evaluating. Key steps are formulating a philosophy, establishing objectives, selecting learning experiences, organizing experiences, and evaluating the program. Different types of curricula are also outlined such as traditional, activity-based, experience-based, and competency-based curricula.