Defines and supports investigative mathematics for schools. Presents several results of an investigation of Fermat's Last Theorem. (PK)

This report presents findings from two investigations of the use of classroom artifacts to measure the presence of reform-oriented teaching practices in middle-school science classes. It complements previous research on the use of artifacts to describe reform-oriented teaching practices in mathematics. In both studies, ratings based on collections…

A panel of seven international jurists and lawyers has found a pattern of human and legal rights violations against Native Americans and other minorities in the United States. Their three-week investigation focused on political prisoners and discovered abuses of both the activists and the criminal process. (Author/DS)

Describes an interdisciplinary investigation of air pollution in a school in which students wrote the proposals, set up experiments, analyzed their data, and formulated conclusions. (JRH)

Describes a curriculum designed around a series of investigative, macroscopic problems that enable students to learn the big picture of modern biology for themselves. Presents a hands-on investigative activity that gives students an accurate, easily grasped analogy for DNA expression. (JRH)

This paper compares the results of different models of police intervention in child sexual abuse cases in New South Wales, Australia. Data suggest that specialist police units in which police manage the full investigation provide a more comprehensive service than those where the police response is fragmented among units within the police force.…

Describes a dedicated method for the design of multimedia courseware, called PROFIL, which integrates instructional design with software engineering techniques and incorporates media selection in the design methodology. The phases of development are outlined: preliminary investigation, definition, script, technical realization, implementation, and…

Presents a learning cycle lesson plan in which students investigate the question of how cells divide. Students use microscopes to explore actual plant root and stem tissues to generate and test hypotheses to answer the question. Includes teacher material, student material, and teaching tips. (MDH)

A Reuleaux triangle is constructed by drawing an arc connecting each pair of vertices of an equilateral triangle with radius equal to the side of the triangle. Investigates the application of drilling a square hole using a drill bit in the shape of a Reuleaux triangle. (MDH)

Justifies the creation of the Center for Public Integrity in light of the decline of investigative reporting by mainstream journalists in Washington, DC. The Center's efforts to make public officials more accountable, to take a systematic view of unethical behavior, and to find the causes for loss of trust in government are outlined. (DSK)

Summarizes the events leading up to and the investigation that followed the Watergate break-in. Presents a lesson plan using primary documents that allows students to explore the workings of congressional investigations, the key figures in the scandal, and the arguments of the different participants. Includes copies of the documents. (DSK)

This case study involved year 9 students carrying out project work in biology via problem-based learning. The purpose of the study was to (a) find out how students approach and work through ill-structured problems, (b) identify some issues and challenges related to the use of such problems, and (c) offer some practical suggestions on the…

Indoor tanning continues to grow in popularity even though empirical investigations denounce the behavior. Various reports have illustrated the detrimental health effects of ultraviolet (UV) exposure including increased risk for skin cancer. According to some physicians, the risk may be especially high for adolescents whose skin cells are dividing…

Three pieces of literature are used to launch mathematical investigations. The tasks provide opportunities for students to apply proportional reasoning skills, explore linear relationships, calculate a unit rate, and find the relationship between the volume of a cylinder and a cone. A poem, a short story, and a young adult novel are discussed.…