Describes a project in which teachers concentrate on providing hands-on learning and work with students to build a nature center. Students participate in the planning, implementation, and evaluation phases of the project. (DDR)

Presents a series of activities conducted in an outdoor environmental classroom. Activities focus on a sensory scavenger hunt, microhabitat, and gourmet ants. Explains how expectations and teacher attitudes should adjust in order to teach in a different type of classroom. (DDR)

Presents a case for using wood frogs to study biology with students. Offers tips on where to find the eggs, how to care for them, what to expect as they hatch, and how to engage students in a study of their stages of development. (DDR)

Provides information on the use of a toy engine with no visible power source that is designed to demonstrate the conversion of low-temperature thermal energy to mechanical energy by means of a Nitinol loop wrapped around a system of two pulleys. (DDR)

Provides an account of efforts to develop a technologically integrated curriculum and an understanding of the differences between the context and meaning of the term biotechnology. Incorporates the teaching of computer skills into the introductory biology course. (DDR)

Argues that the common assumption about the lack of intermediate forms in evolutionary history is inaccurate and misleading. Points out that there are many transitional forms, although special creationists refuse to recognize them as such. (DDR)

Presents an exercise that introduces students to scientific measurements using only metric units. At the conclusion of the exercise, students eat the experiment. Requires dried refried beans, crackers or chips, and dried instant powder for lemonade. (DDR)

Introduces a method for constructing phylogenies using molecular traits and elementary graph theory. Discusses analyzing molecular data and using weighted graphs, minimum-weight spanning trees, and rooted cube phylogenies to display the data. (DDR)

Reports on the establishment of a charter school in Michigan that serves home-schooling families and stresses a creationist curriculum. Describes the legal action taken against public funding of the charter school. (DDR)

Details the efforts of the Association for Science Education (ASE) in implementing a major review of policy related to science education. Focuses on science education research and cites the major areas of interest. (DDR)

Explores the development of children's conception of a substance and reports the findings in relation to children's understanding of boiling water and particle ideas. Argues that boiling water should have a broad significance in the curriculum. Contains 23 references. (DDR)

Explores Montessori's concept of cosmic education and recommends expanding it in school curricula. Suggests integration of science about the universe and earth with intuitions about the meaning of life and humans' role in the universe. Discusses God versus chance as the source of life, and emphasizes developing cosmic values and responsibilities.…

Investigates the potential for using case-based pedagogy as a context for collaborative inquiry into the teaching and learning of elementary science. Uses two teacher-generated case narratives that serve as the centerpiece for deliberation around key tensions that reflect both the struggles and positive aspects of teacher learning that took place.…

Describes a Standards-based activity entitled "The Limits of Learning" that is inquiry-based and designed for high school biology classes. The activity concerns how well repetitious material can be learned and improved upon. (YDS)

Claims that children have a natural curiosity for their environment. Describes children's interaction and involvement in an activity with different kinds of insects in a Head Start classroom. Encourages parents to allow children to investigate without being too preoccupied with concerns for order or cleanliness. (MOK)