This document discusses curriculum theory and practice and its relation to informal education. It explores different conceptualizations of curriculum, including curriculum as a body of knowledge to be transmitted, curriculum as a product aiming to achieve certain student outcomes, curriculum as a process, and curriculum as praxis. The document notes that while the idea of curriculum is not new, understandings of it have changed over time. It examines key features of curriculum as planned and guided learning both inside and outside of school.