Describes a set of experiments for the catalytic oxidation of alkenes to aldehydes and ketones which can be carried out in a test tube by the student. (BR)

Short reports contributed on a variety of biology topics are presented. (CP)

Short reports contributed on a variety of topics in chemistry are presented. (CP)

A variety of topics in physics are covered by these contributed teaching and laboratory equipment suggestions. (CP)

Presents four science experiments for the junior high level relating to electric switches, a chemical card game, combustion energy, and chromatography. (SL)

The three principal commercially published science projects for less able/motivated students include units on electronics. A simple and inexpensive method of constructing electric circuits is described. Suggestions for making the material in the published units applicable to circuits found in everyday situations are offered. (JN)

Presents 23 experiments, activities, field projects and computer programs in the biological and physical sciences. Instructional procedures, experimental designs, materials, and background information are suggested. Topics include fluid mechanics, electricity, crystals, arthropods, limpets, acid neutralization, and software evaluation. (ML)

Presents biology, chemistry, physics, and health activities, experiments, demonstrations, and computer programs. Includes mechanism of stomatal opening, using aquatic plants to help demonstrate chemical buffering, microbial activity/contamination in milk samples, computer computation of fitness scores, reservoir project, complexes of transition…

Provides a collection of data on the mechanistic aspects of inorganic chemical reactions. Wherever possible includes procedures for classroom demonstration or student project work. The material covered includes gas phase reactions, reactions in solution, mechanisms of electron transfer, the reaction between iron III and iodine, and hydrolysis. (GS)

Presents six kinds of corrosion and laboratory experiments that demonstrate the chemical reactions that occur in each. Relates studies in corrosion to studies of resource wastefulness. (CS)

A laboratory experiment is described which presents some molecular parameters of iodine molecule by studying iodine spectrum. Points out this experiment can be conducted by sixth form students in high school laboratories. (PS)

Includes ten topics relating to laboratory activities, experimental procedures, and teaching materials suitable for secondary school physics classes. (JR)

Discusses some examples of Fresnel diffraction. Diffraction effects caused by round holes, round obstacles, narrow slits, narrow obstacles, and transparent obstacles are included. (HM)