The document discusses constructivist teaching principles and methods. It provides examples of how constructivist teachers: 1) encourage students to assess their own understanding and learning strategies; 2) believe students build knowledge by relating new information to prior knowledge; and 3) sometimes require students to restructure existing knowledge or change their understanding of concepts. The document also contrasts transmission and social construction views of teaching and learning, and describes strategies like scaffolding and inquiry-based learning that are commonly used in constructivist classrooms.