Included are abstracts of 40 science projects for secondary level courses of biology, physical science, and chemistry. (SL)

Presents an account of the making of a wildlife garden. Reviews the problems and outlines the plans and methods that succeeded in the project. Includes 21 illustrations of vegetation as well as descriptions of pond, marsh, meadow, and woodland areas. (ML)

Describes a Malaysian school project which deals with tin, and extracting tin from its ore in the laboratory, as well as the economics involved and the locating and mining the ore. (HM)

Describes the British Gypsum, a school-industry science project, designed to link the school with local industry. Teaching strategy, some experiments, and evaluation of the project are also included. (HM)

Procedures used by a primary science class to build five different working solar furnaces are summarized. Diagrams, illustrations, and graphs of children's results are included. (DC)

Describes a course where students design and construct a sundial, once they understand the apparent movement of the sun. Explains general issues of daily astronomy and describes the design and construction of three sundials. (PR)

Outlines the role of the main organisms involved in woodland decomposition and discusses some of the variables affecting the rate of nutrient cycling. Suggests practical work that may be of value to high school students either as standard practice or long-term projects. (CW)

Contains articles on digestive enzymes in grasshoppers; bird and badger observation; reactions between hydrochloric acid and sodium carbonate solutions; observing the migration of ions; pupil's heating skills (Bunsen burners); photolysis experimentation; capillary kinetics; experience with trireme; connection circuits; special relativity; a…

Provides instructions for making telescopes. The design and instruction sheets given to students are provided. (PR)

Details 26 experiments designed for use in secondary or college science classes. Includes activities for physical and biological sciences. Describes procedures, materials, safety, and analyses appropriate for each. (CW)

Describes how infants of six to seven years old can learn floating and sinking. The work described in this article was inspired by the Elementary Science Study (ESS). (HM)