Discusses a two-year project on the properties of polyelectrolyte flocculants conducted by students at the Abbey High School, Redditch, England. Included are descriptions of the experimental procedures used and conclusions arrived at. (CC)

Discusses the offering of a residential project course for students in 1972 and a similar course for teachers in 1973 at the Grammar School, Ashby-de-la-Zouch, Leicestershire. Included are descriptions of participants reactions and course objectives and topics. (CC)

Discusses the assessment scheme used in evaluating student projects in the Scottish Certificate of Sixth Year Studies. Included are the results from two tests of the assessment reliablilty and a description of teachers' views on the acceptability of assessment techniques. (CC)

Search procedures and techniques used by the Center staff are described; the computerized information systems and traditional resources used and types of search requests received are delineated. (Author/JB)

Describes a variety of uses for syringes in secondary school laboratory experiments. (JR)

Describes an experiment designed to provide the opportunity for studying some of the parameters affecting the stability of Vitamin C in various environments, and to acquaint the student with an experimental procedure for studying simple reaction kinetics and the calculations of specific rate constants. (Author/JR)

Criticizes early specialization in O-level courses in Britain and advocates the introduction of combined science at this level. This option would expose students to physics, chemistry and biology and avoid the present specialization that is common when these subjects are taken separately. (JR)

Discusses the importance of teaching environmental chemistry in secondary school science classes, and outlines five examples of environmental chemistry problems that focus on major concepts of chemistry and have critical implications for human survival and well-being. (JR)

Discusses the relative positions of sciences at the secondary school level by analyzing student attitudes and enrollments in biology, physics, chemistry, general science, and physics-with-chemistry courses. Included are statistical results obtained in the last 20 years. (CC)

Reports the results of a study designed to determine the nature of research-oriented statements of objectives for the teaching of secondary school chemistry as found in selected professional periodicals of the 1918-1972 period. (Author/JR)

Discusses a questionnaire survey designed to obtain the opinions of chemical educators on the validity of various methods of evaluating teaching effectiveness, including student evaluation of instruction. Presented are the results obtained from 76 department chairmen and 53 professors. (CC)