Describes using a computer statistical software package called Minitab to model the sensitivity of several microbes to the disinfectant NaOCl (Clorox') using the Kirby-Bauer technique. Each group of students collects data from one microbe, conducts regression analyses, then chooses the best-fit model based on the highest r-values obtained.…

Introduces a mobile science outreach project that is a learning laboratory for middle school and high school students. Applies the techniques and concepts of genetics and molecular biology used in modern biotechnology laboratories to solve problems. Discusses the advantages of MobileLab. (YDS)

Introduces a cytology laboratory course consisting of experimental design, laboratory preparation, laboratory implementation, and scientific write-up. (Contains 11 references.) (YDS)

Addresses two kinds of writers: (1) writers who seem to want approval more than feedback; and (2) writers who refuse to do all but the bare minimum. Presents several strategies to address these writers and notes that these strategies can help educators critically examine their beliefs about what a Writing Center should accomplish. (SC)

Asserts that college developmental reading students often start out as passive learners. Describes a college reading lab where students practice active, self-directed, independent learning. States that when students are exposed to self-regulation and metacognition, they learn to manage their own learning activities and an attitude of success can…

Recommends engaging students, including English language learners who do not have enough English proficiency, for a better understanding of scientific knowledge. Presents the case of three immigrant students involved in laboratory activities. Provides information on how to incorporate personal narratives into teaching. Explains using strategies…

Discusses the demand for distance education opportunities in engineering and science and considers delivery methods for theoretical content and for laboratory work. Explains the Real-Time Internet Mediated Laboratory Experiments (RTIMLE) that use the World Wide Web, and suggests that RTIMLE may be most appropriate for students who already have…

Describes a classroom experiment in which students see how competitive markets underproduce in the presence of a positive externality. States that this experiment is used in a principles of economics course to introduce the idea of market failure. Explains that participants take the role of buyers of education, sellers of education, or interested…

The Roanoke Valley Governor's School (RVGS) in Virginia designed special spaces for mathematics, drawing directly from current national standards for secondary school mathematics. Tables show how recommendations for facility design were derived from the curriculum-focused standards and guidelines. A summary of the major design features and…

Introduces the analysis of a river as an excellent way to teach geochemical techniques because of the relative ease of sample collection and speed of sample analysis. Focuses on the potential sources of sample contamination during sampling, filtering, and bottle cleaning processes, and reviews methods to reduce and detect contamination. Includes…

Describes a variation of typical introductory chemistry stoichiometry experiments in which the reaction is run in a modified 20-ounce plastic soda bottle. (WRM)

Reports on a technique for illustrating the dependence of the rate of reaction on the concentration of the reactants and for determining the order of reaction with respect to each reactant, the overall order of reaction, the reaction rate constant, and the half-life. (WRM)

Discusses historical and current federal role in educational research and development; asserts need for improved quality and expanded scope of research from Department of Education's Office of Educational Research and Improvement. Describes shortcomings and desired changes; advocates creation of independent R&D agency and open competition for…

Shows how schools are establishing environmental-management systems to help them comply with stricter federal regulations. Topics addressed include hazardous waste management and use of third-party audits to prepare for Environmental Protection Agency inspections. Environmental guidelines for laboratories and special concerns confronting science…

Presents the floral foam activity which explores the relationship between volume and mass. Focuses on helping students to enhance their critical thinking skills. (YDS)