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Investigating the Nature of Formal Reasoning in Chemistry: Testing Lawson's Multiple Hypothesis Theory.
Peer reviewed Peer reviewed
Norman, Obed – Journal of Research in Science Teaching, 1997
Reports on a study that used high school students to test the assumptions of the multiple hypothesis theory posited by Lawson to explain the essence of scientific reasoning. Contains 19 references. (DDR)
Descriptors: Cognitive Psychology, Constructivism (Learning), Epistemology, High Schools
Why Does It Go Up? The Impact of the MARS Curriculum as Revealed through Changes in Student Explanations of a Helium Balloon.
Peer reviewed Peer reviewed
Raghavan, Kalyani; Sartoris, Mary L.; Glaser, Robert – Journal of Research in Science Teaching, 1998
Reviews research on children's ideas about floating and sinking. Describes the Model-Assisted Reasoning in Science (MARS) project curriculum and student responses to a question about helium balloons. Contains 61 references. (DDR)
Descriptors: Computer Uses in Education, Concept Formation, Elementary Secondary Education, Interviews
Effect of the Kinesthetic Conflict on Promoting Scientific Reasoning.
Peer reviewed Peer reviewed
Druyan, Sara – Journal of Research in Science Teaching, 1997
Presents three studies that demonstrate the efficiency of the kinesthetic conflict in promoting the understanding of three scientific concepts among children aged 5-12. Results support Piaget's theory which determines the origins of scientific thinking. Contains 26 references. (DDR)
Descriptors: Cognitive Psychology, Cognitive Structures, Constructivism (Learning), Elementary Education