Examines complex issues and challenges faced by a comprehensive child care system in its efforts to meet its teaching, research, and service missions. These issues and challenges are examined in terms of an expanded, integrated model for comprehensive child care. (SH)

An expanded base of leadership and support in campus child care programs is needed for the purpose of facilitating professional advancement of the field. Described are potential contributions of campus child care programs to an expanded leadership role in the areas of research, teaching and community service. (SH)

The relationship between concept mapping and comprehension was investigated in conjunction with science instructional laboratories. Measured were student skills and aptitudes applying aptitude treatment interaction procedures to investigate interactions between a concept mapping treatment and student aptitudes. (KR)

Provided is an outline of laboratory activities involving a full year of student investigations of natural-resource ecology and an example of an activity, "Home Range Analysis." Objectives, background information, key vocabulary, skills, materials, procedures, extension activities, and evaluation of this three-lesson activity are discussed. (CW)

Included are three demonstrations that include the phase change of ice when under pressure, viscoelasticity and colloid systems, and flame tests for metal ions. The materials, procedures, probable results, and applications to real life situations are included. (KR)

Describes the structure, activities, responsibilities, and practices of animal care and use committees established to review classroom activities and student research using animals. Provides six hypothetical situations with suggested solutions to test a committee's decision-making ability. Includes a proposed activity form for teachers. (MDH)

Describes activities using worms for instruction in science and language arts. (PR)

Reports on a questionnaire completed by 73 universities. Results indicate that laboratory instruction is part of almost all introductory biology classes. The majority (62%) of these institutions offer separate biology courses for majors and nonmajors. There is renewed interest in investigative types of laboratories. Most laboratory instruction…

Describes the use of an indicator made from the pigment in red cabbage. Cabbage is grated then soaked in water. When the water is a strong red, the cabbage is strained out. The cabbage-juice indicator is then used to test for acids and bases. Includes a list of good foods to test for acidity and alkalinity. (PVD)

Lists the benefits of hands-on experiments that are both low-cost and high-tech. Details four examples which include the use of contact lenses and compact disks. (DDR)

Presents findings from an ethnographic study of four high school basic writers collaborating on an assignment in their school's computer lab. Finds that the students were largely unsuccessful as writers and as collaborators--three of the students became, for the most part, nonwriters. Suggests that computer-assisted writing environments may result…

Explores measuring the specific heat of a metal ball. The ball is heated to a known temperature then placed in cold water. Students measure the temperature gain of the water in this investigation of the principle of Conservation of Energy. As a second task, students make a precise determination of the density of the ball. (PVD)

Answers the what, why, how, and for whom questions concerning a collaborative-learning-lab component of the introductory economics course at Occidental College (California). Reports on the program's effectiveness based on a student questionnaire: they overwhelmingly report that the lab is worthwhile and that group work is both enjoyable and…

Examines the network computer, originally conceived as an alternative device to personal computers to access the Internet and World Wide Web, from a technology perspective and looks at potential uses in education. Describes network architecture; discusses uses for library research, educational technology laboratories, and distance education.…

Describes how one writing center with many English-as-a-Second-Language (ESL) students has integrated the "cultural informant" role of tutors with their role of teaching self-editing strategies. Reviews the process of introducing ESL students to use of a learner's dictionary, minimal marking, and error logs. Offers examples of using these…