Describes three demonstrations: (1) "A 'Rocket' Cart" (using a fire extinguisher and a child's truck); (2) "Angular Momentum Conservation" (providing materials and calculations); and (3) "Cavendish Experiment" (including the building method and examples of calculations). (YP)

Summarizes 10 exemplary programs which address topics on individualized biology, a modified team approach, limnology, physical anthropology, the relevance of biology to society, ecology, and health. Provides names and addresses of contact persons for further information. Units cover a broad range of abilities and activities. (RT)

Presents a case study of the teaching practices of a biology teacher in Western Australia. Identifies practices considered exemplary for analysis by biology teachers and teacher educators. Discusses the methodology of the study and the qualities of exemplary teaching. (CW)

Presents an overview of 15 laboratory exercises used in an experimental ecology laboratory. Stresses that these exercises require no field work by students and are geared toward testing hypotheses. Suggests the use of these exercises in high school as well as college. (CW)

Provided are 25 ideas for activities that can be used to stimulate problem-solving tasks. Discussed is a demonstration using a coin and a matchbox to teach inertia. (CW)

Described are the purposes, laboratory set-ups, and procedures of four classroom experiments: ultrasound speedometer; vibrating-bar depth gauge; folding three-dimensional model of equipotential surfaces; and a simple optical system for the reconstruction of images from computer-generated holograms. Diagrams and pictures are provided. (YP)

Described are five halloween season activities. Included are investigations which focus on observing, measuring, creating, and cooking. A recipe for pumpkin bread is given. Ideas for infusing science into a halloween party are provided. (CW)

An activity which combines problem solving with the history and science of hot air balloons is presented. Instructions for making and launching tissue-paper balloons are provided. The advantage of using manipulative materials with middle school students is discussed. (CW)

Described is the network and activities that accompanied the JASON Project in 1988. Discussed are the curriculum, broadcasts, and projections of future projects. Project sponsors and network members are listed. (CW)

Informal, museum-based technology education is discussed. A program in which family groups work together and learn robotics is described. Projected gains in technological and scientific literacy are highlighted. (CW)

Explains how a user-centered approach to system design addressed the representational and strategic issues that arose when developing an artificial intelligence-based system, the Science Education Advisor, a case-based hypertext browsing system designed to collect and dispense ideas and advice for teaching elementary school science. (39…

Reviews the objectives of laboratory work in chemistry education, current laboratory practice, and factors likely to impact on the nature of laboratory work in the future. Proposes that more investigation-style laboratory work be provided in order to foster the development of students' investigation skills. (Author/MKR)

Developmental Software Awards were presented to seven computer programs: (1) Kidpix (Broderbund Software), art; (2) FaceMaker, Golden edition (Queue), creative problem solving; (3) My Words (Hartley Courseware) and Paint with Words (MECC), language; (4) EZ Logo, revised edition (MECC) and Learn about Plants (Create and Worlds), math and science;…

Presents a play, "Winter Skies," that whimsically introduces children to various winter star constellations seen from the midnorthern latitudes of the United States. (PR)

Explains the advantages of having students write research proposals before conducting experiments for science fairs. Describes what should be in the research proposal. (PR)