Presents some introductory experiments involving the reaction between EDTA and several metal ions using metallochromic indicators. The experiments represent familiar reactions and are followed by suggestions for extension into areas of discovery work by students. (Author/SA)

This second volume in the Topics for Teachers series provides a wide range of activities designed to be both useful for teachers and informative for students. The investigations contained in this document are representative of some of the embodiments of important mathematical principles in the physical world. The activities included were chosen…

Proposes that the psychological problem of students expecting a particular result in an organic chemistry laboratory and, therefore, working in an unthinking manner be attacked by assigning experiments that give students unexpected results. Gives four examples of such experiments with strategies for teaching them. (CW)

Discusses the format of a semester course and provides details about grading, formative assessment, research papers, lecture activities, cooperative examinations, use of spreadsheets, and open-ended laboratory projects. Contains 15 references. (DDR)

Advocated is the use of interactive centers to supplement existing classroom laboratory experiences. Activities found in the center and modified classroom versions are described. The problems that arise when primary students meet sophisticated exhibits is discussed. (KR)