The use of instant agar-free media in high school biology classes is discussed. The synthetic media are relatively inexpensive, heat stable, dependable, and time-saving. (Author/PEB)

Provided are recipes (with accompanying questions and activities) designed to help teachers and parents as they explore science and cooking with children. Recipes include those for orange soup, orange milk shakes, and yogurt. (JN)

Instructional strategies used in teaching oceanographic data collection techniques are discussed. These include having students examine actual data, plan and organize a research cruise on a specific budget, and analyze incomplete data sets. Rationale for using these strategies is included. (JN)

Provides instructions for building a working model of a hot-air balloon, offering suggestions for a successful flight. Indicates that children can be involved in the projects, for example, by filling in colors in the panels of a balloon drawing. (JN)

Describes solar phenomena which can be identified and recorded by junior high school students. These include monitoring sunspot cycles, measuring sunspot velocity, calculating sunspot numbers, and calculating time. Methods to accomplish these activities (including projection method using telescope) are also described. (JN)

Describes a science fair designed as a teaching tool rather than as a contest. Includes the fair's objectives and lists of possible science fair topics. Topics are organized under these areas: human body; animals and plants; earth and universe; physical principles, machines, and technology; and miscellaneous topics. (JN)

Various winter activities and experiences for young children are suggested. These include a getting ready for winter walk in the fall, winter birds, winter clothing, traveling in winter, winter sky watch, and others. (JN)

"Take Two People" is a kit of model genes which can be made up in packs to represent people or gametes. The kit is simple to make and highly adaptable. It has been useful and effective in teaching genetics to students of low ability and little motivation. (Author/JN)

Suggestions for organizing a science book fair are provided, focusing on planning activities, book displays, publications/publicity, and evaluation. Factors discussed related to book displays include: size and scope of selection, where to obtain books, and how they will be displayed. (JN)

Techniques have been described for using celestial spheres as data-generating devices. Descibes a variation, capitalizing on students' interest in activities related to Stonehenge. Following a movie, students determine whether or not astronomical alignments found at Stonehenge and related structures could arise by chance. Local buildings are used.…

A different approach is used to develop taxonomy concepts. A traditional outline of each phylum under consideration is given to students, together with a series of questions. Students must then determine relationships within the outline by answering the questions. (Author/JN)

Suggests instructional strategies and student activities related to the study of insects during the winter. Includes possible collecting sites and classroom activities once the insects have been collected. (JN)

Describes indoor and outdoor activities using shadows to develop skills in observing, predicting, and justifying conclusions. (SK)