Renal clearance, the volume of blood cleared of a substance in a particular time period, is commonly recognized as one of the most difficult concepts in physiology. This difficulty may in part reflect the quantitative nature of renal clearance since many life sciences majors perceive that mathematics is irrelevant to their discipline. Students may…

This exploratory study was aimed at uncovering children's beliefs and ideas about the human circulatory system. Thirty-two subjects, aged 7 to 14 years, were interviewed using a modification of Piaget's clinical method. The data were analyzed by developing a conceptual inventory of beliefs for each of five research questions. It was found that the…

Following a list of objectives for secondary school science for Alberta (Canada), science objectives for grade 7 (biological sciences), grade 8 (earth science), and grade 9 (physical science) are presented in three separate sections. These objectives are related to key concepts listed in the table of contents. The format of each section is the…

The articles in the collection discuss the theory and practice of seven Educational Sciences. These are the basic elements of a conceptual framework for the education profession proposed by Joseph E. Hill in the belief that if educators are to establish mutual understandings of educational problems and phenomena, a unifying conceptual framework…