Describes a junior high school level exercise using plant pigments as acid-base indicators. (SL)

Selection and care of octupuses as aquaria pets are discussed. Photographs of several species are included. (CP)

Suggests many possible educational activities for energy education under the following sub-headings: math and science, field trips, energy conservation in the home, language arts, and social studies. (MDR)

Presents an intermediate level social studies unit dealing with air education, social aspects of aviation, and the importance of aviation to industry and transportation. Includes objectives, twelve activities, and evaluative procedures. (SL)

Describes two lessons on ecology for elementary students developed by four ecology students at the University of Georgia. (SL)

Discusses the range of wavelengths of the electromagnetic spectrum considered to be the visible portion. Describes a demonstration designed to help students understand the relation between the wavelength measurements on a spectrophotometer such as the Spectronic 20 and the actual colors of light being used. (TW)

Describes the advantages of using household food ingredients for art and science activities. Also discusses experiences with foods that are appropriate and inappropriate. (AS)

Outlines activities and goals of the Iowa Lakes Community College club, along with strategies for achieving these goals. Also discusses several benefits which result from club membership, including the development of problem-solving skills and involvement with successful club projects. (DH)

Stresses the need for young children to understand that wild animals should not be kept for pets. Provides lesson plans for physical education, music, and science. Includes suggestions for bulletin boards and learning centers, and a clip art set with figures that are suitable for use with the activities. (TW)

Offers perspectives and specific ways of developing and nurturing critical and creative problem-solving skills with engineering students. Provides examples of exercises and approaches that aim in stimulating creativity and in providing understanding of course material. (ML)

Presents a simple, inexpensive and realistic model which allows introductory geology students to obtain subsurface information through a simulated drilling experience. Offers ideas on additional applications to a variety of geologic situations. (ML)

Describes a study of students' ability to balance equations. Answers to a test on this topic were analyzed to determine the level of understanding and processes used by the students. Presented is a method to teach this skill to high school chemistry students. (CW)

Presents some strategies that have been used to overcome problems in instructional areas of introductory biology programs. Focuses on maintaining an emphasis on inquiry, developing the process of science, the design of process laboratory activities, reducing cookbook laboratory orientation, and educating staff. (CW)

Describes a basic biotechnology investigation that includes restriction and ligation of plasmid DNA, transformation of bacteria and cloning of these bacterial cells. Discusses laboratory procedures and another activity in the identification of unknown plasmids by studying agarose gel electrophoresis photographs. (CW)

Introduces an experiment exhibiting blue and yellow-orange coloration in the plane of vibration of a vibrating string. Provides pictures and the experimental set-up. (YP)