Compares the results of surveys done in 1975 and 1985 with Indiana teachers regarding their physical environment and related problems. Results indicated that teachers had limited environmental literacy but had higher marks in 1985 than in 1975. (TW)

Discusses the commonly held misconceptions on heat and examines potential contributing factors. Defines and provides examples of internal energy and heat. Suggests approaches to the teaching of heat for secondary level students. (ML)

Identifies and discusses the epistemological roots of various terms that have been used to describe student conceptions in the literature with a view to suggest which term science eductors should adopt. Argues that "alternative conceptions" is preferable to "alternative frameworks" for use in describing student conceptions in…

Focuses on the language used by elementary mathematics teachers and its relationship to students' understanding of mathematical concepts, as well as their misconceptions. Describes eight situations in which the use of precise, formal mathematical terms could be replaced by informal language, particularly when introducing new concepts. (TW)

Calls for differentiating between three kinds of studies of students' conceptions in science, namely descriptive studies, explanatory studies, and studies attempting to foster conceptual change. Cites the literature about student perceptions and science instruction. (TW)

Describes an activity using a large balloon to help children understand that, even though the horizon appears to be flat, the Earth is, indeed, round. Uses a toy ship to reinforce evidence from the first part of the activity. Stresses the importance of confronting naive theories at an early age. (CW)

Describes a series of activities designed to help students understand the dynamics of flowing water. Includes investigations into determining water discharge, calculating variable velocities, utilizing flood formulas, graphing stream profiles, and learning about the water cycle. (TW)

Advocates the accuracy of the common belief that the possession of energy drives, gives potential for, or accounts for change. Argues that the term "free energy" or entropy represents the possibility of change. Recommends that educators reexamine their use of these terms to prevent common misconceptions about energy. (TW)

In 1944, noted conservationist Aldo Leopold wrote: "Acts of conservation without the requisite desires and skill are futile. To create these desires and skills, and the community motive, is the task of education." Almost sixty years later, in January 2003, the National Science Foundation released a report of its Advisory Committee for…

The Academic Senate for California Community Colleges has maintained long-standing support for the no-fee, open-access concept of California's community colleges. This paper documents the history of the introduction of fees and the seemingly inevitable subsequent increases--all of which have been vigorously opposed by the Academic Senate. It makes…

How can we fix America's floundering public schools? The conventional wisdom says that schools need a lot more money, that poor and immigrant children cannot do as well as most American kids, that high-stakes tests just produce teaching to the test, and that vouchers do little to help students while undermining our democracy. But what if the…

This study examines the changes in students' conceptual thinking and problem solving abilities. Conceptual thinking skills and problem solving abilities are important factors for medical school applicants as diagnosis and treatment procedures strongly depend on these skills. Underrepresented minorities in medicine is a concern in United States,…

This report describes a comparison of the effectiveness of two types of instruction on undergraduate students' learning of the concept of force. Findings indicate that students who participated in the Integrated Freshman Year Curriculum for Science, Engineering and Mathematics improved slightly more on the Force Concept Inventory than students who…

Traces change in conception of gravity in a boy from kindergarten until second grade, focusing on the process by which persons restructure ideas that differ from accepted scientific understandings, and acquire scientific ideas. Provides criteria for defining an alternative conception; suggests how conditions in the initial interview may have…

Discusses 10 Internet misconceptions: all information is available, no copyright laws apply, all information is free, complete research papers can be completed, all sites are true and equal, objectionable material is everywhere, information can be found faster, complex databases are easier to search, latest information is always available,…