Suggestions are given for safety precautions in the secondary school science laboratory. Emphasis is placed on fire safety and identification of particularly hazardous situations. (SA)

Biotechnology has arrived in the supermarket in the form of genetically engineered enzymes. Presents an activity in which students explore the presence of protease enzymes in laundry detergents. (MDH)

Lists and reviews 10 recently published books from Mexico and Spain that can assist Spanish-speaking students in understanding life science, sexuality, computers, and computer programming. Gives age levels and brief descriptions of each book. (CW)

The use of living animals in the classroom is discussed. A checklist of ideas to remember when considering housing animals in the classroom is provided. (CW)

Contrasted are DNA viruses, RNA viruses, and RNA retroviruses. The structure, genome, and replication of retroviruses are discussed. The discovery, structure, and action of the HIV virus are described. A list of 17 references is included. (CW)

Discusses the issue of mandatory genetic screening. Poses the question of the benefits, drawbacks, and motives involved. Provides a discussion activity to be used in high school biology classes consisting of a hypothetical situation and several questions. (CW)

Defines scientific theory. States that life science textbooks often misrepresent theory in their presentations. Presents an analysis of "Prentice Hall Life Science," a textbook adopted by several states including California, and two other popular texts. Criticizes these texts for equating myths, beliefs, legends, and theories, and their…

Defines wetlands and lists several types of wetland habitat. Describes explorations that can be done with secondary school students including the baby boom, a food pyramid, and microenvironments. Includes a classroom poster with text on the variety of wetlands. (CW)

Background information, techniques used, and details of the issues involved in the controversial issue of fetal cell transplantation are discussed. Questions for use in class discussion are provided. Suggestions for beginning a discussion are provided with accompanying questions. (CW)

Described is a series of workshops designed to familiarize teachers with the social and legal background, principles of humane care, ethical considerations, and philosophies that influence animal use in the classroom. Discussed are the value of dissection, alternatives to dissection, and student reactions to dissection. (CW)

Describes 11 hands-on activities involving genetics; principles of chemical luminescence; a nucleus model; dissection pins; science, technology, and society (STS) courseware; plant dyes; the scientific method; current events; a portable planetarium; solar energy; and burning tests. (YP)

Computer software, audiovisuals, and books are reviewed. Includes topics on interfacing, ionic equilibrium, space, the classification system, Acquired Immune Disease Syndrome, evolution, human body processes, energy, pesticides, teaching school, cells, and geological aspects. Availability, price, and a description of each are provided. (RT)

Reviews four software packages available for IBM PC or Apple II. Includes "Graphical Analysis III"; "Space Max: Space Station Construction Simulation"; "Guesstimation"; and "Genetic Engineering Toolbox." Focuses on each packages' strengths in a high school context. (CW)

Reviews four computer software packages including: "The Physical Science Series: Sound" which demonstrates making waves, speed of sound, doppler effect, and human hearing; "Andromeda" depicting celestial motions in any direction; "Biology Quiz: Humans" covering chemistry, cells, viruses, and human biology; and…

Focuses on public education about the acquired immune deficiency syndrome (AIDS) epidemic. Discusses the problems of a second epidemic of fear and anxiety. Presents several questions for classroom discussion and analysis of the public fear of AIDS. Gives some statistics highlighting misinformation about AIDS. (CW)