The purpose of this study was to examine the effect of the Biological Sciences Curriculum Study (BSCS) materials and the inquiry teaching method on student achievement and retention in biology. Teachers were selected who used BSCS materials with inquiry methods, BSCS materials with traditional methods, traditional materials with inquiry methods,…

Investigated was the effect of different types of laboratory reports on measured outcomes of the Chemical Education Materials Study (CHEMS) Chemistry. Compared were procedures using essay laboratory reports, mimeographed laboratory sheets prepared by the investigator and completed by the students, the laboratory manual for the course completed by…

It is essential in communicative situations for teachers and students to have comparable percepts. A paucity of information is available on the percepts held by children regarding quantities and intervals of distance, height, weight, time, temperature and volume or on improvement (if any) that occurs as children mature. Teachers cannot be…