Argues that science may be presented as a continuing effort to improve existing knowledge. Analyzes a three-month discourse by sixth graders, showing that the basic commitments enabling scientific progress can be realized in elementary schools. Suggests that people need to be able to move freely between scientific and other modes of thought to be…

Describes a prototype for the use of local area network (LAN) technology in a sixth grade earth science curriculum. Classroom activities that focus on cooperative small group learning are discussed, coordinated investigations as a framework for scientific activities in the classroom are explained, and possible future work with LAN environments is…