During the last 10 years, cognitive science researchers have produced research findings that have great potential for increasing students' understanding of science. However, commercial publishers continue to produce textbooks and teacher's guides in traditional ways. This project developed a prototype unit which used an alternative approach to…

Discusses the causes and effects of conceptual errors inadvertently introduced and nurtured by scientists, teachers, and textbook writers. Cites ways to prevent the communication breakdowns that prevent the learning of science. (RT)

Fifty-three elementary school children were tested on Incidental Science Knowledge, i.e., knowledge acquired by chance outside school, and the results obtained were correlated with intellectual development and cognitive style as measured by interviews and group testing, respectively. Indicates that cognitive style and misconception play a…

Misconceptions interfere with the formation of new insights and provide a faulty foundation. This causes difficulty in the learning of new materials. Therefore, effective teachers strive to know which misconceptions students have, and then develop a plan by which these suspected misconceptions can be corrected or averted. This paper reports on an…

Reports results of procedures directed at isolating and identifying students' difficulties in comprehending the concepts involved in lessons about gas exchange and respiration. Indicates that pupils (n=137) had deficient understanding of prerequisite concepts and tended to operate at the concrete operational level, whereas the highly abstract…