The document discusses cognitive theory and its application in education. It defines cognitive theory as how humans generate knowledge through developing cognitive abilities like analysis, reflection, and evaluation. It describes key figures in cognitive development theory like Piaget and Vygotsky and how they viewed cognitive stages and scaffolding. It provides guidance for teachers and students in applying cognitive theory, such as engaging students in varied activities and allowing time for peer tutoring. The author's philosophy emphasizes letting students seek their own answers and exploring strengths and weaknesses.