Reports on the analysis of several syllabus guidelines and school textbooks that indicate that DNA appears mainly in upper school curricula where the emphasis is on cellular responses and classical Mendelian genetics and substantial areas of contemporary genetics are omitted. (Contains 16 references.) (Author/YDS)

Summarizes the benefits of using hydroponics in school for investigational work. Lists requirements and includes advice on suitable plant choices. Outlines the various growing systems and growing media and provides suggestions for science investigations using hydroponics. (DDR)