The document discusses the use of computers as teaching tools based on constructivist and social constructivist learning frameworks. It explains that constructivism involves students individually constructing knowledge through gathering information, while social constructivism views knowledge as constructed within a social context through idea sharing and discussion. The document then outlines how teachers can use computers as informative tools to provide vast information, communication tools to enable global discussion, constructive tools for students to build new understandings, co-constructive tools for collaborative work, and situating tools to create virtual environments.