This article reports the results of a survey on K-8 teachers' inquiry beliefs and practices. The survey in this study was part of the National Science Foundation-supported, five-year, in-depth longitudinal case studies aimed at elucidating K-8 classroom teachers' motivations, goals, and purposes for carrying out inquiry in diverse, low SES…

Mental models of metallic bonding held by learners from three academic levels, secondary school (year 12), undergraduate, and postgraduate, were probed using semistructured interviews including the use of Interviews-About-Events focus cards depicting metallic properties and cards containing depictions of models from curriculum material. The…

One of the factors affecting students' learning in science is their existing knowledge prior to instruction. The students' prior knowledge provides an indication of the alternative conceptions as well as the scientific conceptions possessed by the students. This study is concerned primarily with students' alternative conceptions and with…

In many developed countries of the world, pupil attitudes to school science decline progressively across the age range of secondary schooling while fewer students are choosing to study science at higher levels and as a career. Responses to these developments have included proposals to reform the curriculum, pedagogy, and the nature of pupil…

A high school hockey team is playing the last of three games in one day. The game gets rough, and the star player is slammed against the boards. Injured, he is escorted off the ice. This case follows his health as it deteriorates over the next several hours. Students are presented with the hockey player's symptoms, and they use their knowledge of…

Does the use of an online homework system such as WebAssign (http://webassign.net) in an introductory astronomy course affect student performance? Four sections of introductory astronomy were compared in various homework situations, from no graded homework to graded homework online. Results show that there are no significant differences in…

This article describes the use of the "glabrous1 (g11)" mutant and constitutively active "(CA)-rop2" transgenic plants of "Arabidopsis thaliana" in teaching genetics laboratory for both high school and undergraduate students. The experiments provide students with F[subscript 1] and F[subscript 2] generations within a semester for genetic and…

The purpose of this study was to investigate the extent to which primary science teachers understand the new reform implemented in Turkey and to examine their perceptions regarding science instruction. Thus, it could be possible to show an accurate picture of what is currently happening in primary science classrooms and identify the kind of…

"Science for Girls: Successful Classroom Strategies" looks at how girls learn, beginning with the time they are born through both the informal and formal education process. In the author's current role as professor of science education, Dr. Goetz has surveyed hundreds of female elementary education majors in their junior and senior year of…

The aim of this study was to determine the effects of problem-based active learning in science education on students' academic achievement and concept learning. In the study, both quantitative and qualitative research methods were utilized. Quantitative data were obtained via the pre/post-test, treatment-control groups test model. Qualitative data…

There has been considerable interest recently in the teaching of skills to undergraduate students. However, existing methods for collating data on how much, where and when students are taught and assessed skills have often been shown to be time-consuming and ineffective. Here, we outline an electronic research skills audit tool that has been…

This paper presents an exploratory study about the development of a structural and measurement model for the technological acceptance (TAM) of a web-based educational tool. The aim consists of measuring not only the use of this tool, but also the external variables with a significant influence in its use for planning future improvements. The tool,…

Austin Independent School District served more than 13,000 students in summer programs during 2009, providing opportunities for accelerated learning, maintenance of academic skills between school years, course credit recovery, state achievement tests, or school-level transition activities. This report summarizes this information.

The aim of this study was to determine the effects of problem-based active learning in science education on students' academic achievement and concept learning. In the study, both quantitative and qualitative research methods were utilized. Quantitative data were obtained via the pre/post-test, treatment-control groups test model. Qualitative data…

National Aeronautics and Space Administration (NASA) Engineers at Marshall Space Flight Center, and their partners at other NASA centers and in private industry, are designing and beginning to develop the next generation of spacecraft to transport cargo, equipment, and human explorers to space. These vehicles--the Ares I and Ares V launch…