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International Assessment: A Rasch Model and Teachers' Evaluation of TIMSS Science Achievement Items
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Glynn, Shawn M. – Journal of Research in Science Teaching, 2012
The Trends in International Mathematics and Science Study (TIMSS) is a comparative assessment of the achievement of students in many countries. In the present study, a rigorous independent evaluation was conducted of a representative sample of TIMSS science test items because item quality influences the validity of the scores used to inform…
Descriptors: Foreign Countries, Item Response Theory, Psychometrics, Science Tests
System Thinking Skills at the Elementary School Level
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Assaraf, Orit Ben-Zvi; Orion, Nir – Journal of Research in Science Teaching, 2010
This study deals with the development of system thinking skills at the elementary school level. It addresses the question of whether elementary school students can deal with complex systems. The sample included 40 4th grade students from one school in a small town in Israel. The students studied an inquiry-based earth systems curriculum that…
Descriptors: Elementary School Students, Water, Inquiry, Earth Science
Four Case Studies, Six Years Later: Developing System Thinking Skills in Junior High School and Sustaining Them over Time
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Ben-Zvi-Assaraf, Orit; Orion, Nir – Journal of Research in Science Teaching, 2010
This study examines the process by which system thinking perceptions develop within the context of a water cycle curriculum. Four junior high school students undergoing an especially designed inquiry-based intervention were closely observed before, during, immediately after, and 6 years after completing a year long systems-based learning program.…
Descriptors: Concept Mapping, Water, Interviews, Junior High School Students
Spatial Abilities of High-School Students in the Perception of Geologic Structures.
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Kali, Yael; Orion, Nir – Journal of Research in Science Teaching, 1996
Characterizes specific spatial abilities required in geology studies through the examination of the performance of high school students in solving structural geology problems on the geologic spatial ability test (GeoSAT). Concludes that visual penetration ability and the ability to perceive the spatial configuration of the structure are…
Descriptors: Earth Science, Foreign Countries, Geology, Secondary Education
Deep Time Framework: A Preliminary Study of U.K. Primary Teachers' Conceptions of Geological Time and Perceptions of Geoscience.
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Trend, Roger David – Journal of Research in Science Teaching, 2001
Studies (n=51) inservice school teachers with regard to their orientations toward geoscience phenomena in general and deep time in particular. Aims to identify the nature of idiosyncratic conceptions of deep time and propose a curricular Deep Time Framework for teacher education. (Contains 29 references.) (Author/YDS)
Descriptors: Earth Science, Elementary School Teachers, Foreign Countries, Geology
The Educational Potential of Multimedia Authoring as a Part of the Earth Science Curriculum--A Case Study.
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Orion, Nir; Dubowski, Yaniv; Dodick, Jeff – Journal of Research in Science Teaching, 2000
Assesses the potential of multimedia authoring as a learning tool using the software ASTOUND. Investigates the knowledge acquisition caused by a multimedia program among 32 grade 12 students on a multi-disciplinary environmental unit about earthquakes. Provides basic background about earthquakes via laboratory experiments and field trips to…
Descriptors: Computer Software, Constructivism (Learning), Earth Science, Earthquakes
Development of System Thinking Skills in the Context of Earth System Education
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Assaraf, Orit Ben-Zvi; Orion, Nir – Journal of Research in Science Teaching, 2005
The current study deals with the development of system thinking skills at the junior high school level. The sample population included about 50 eighth-grade students from two different classes of an urban Israeli junior high school who studied an earth systems-based curriculum that focused on the hydro cycle. The study addressed the following…
Descriptors: Thinking Skills, Skill Development, Junior High School Students, Grade 8