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| Oehrtman, Michael | 1 |
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Direct linkOehrtman, Michael; Lawson, Anton E. – International Journal of Science and Mathematics Education, 2008
Disagreements exist among textbook authors, curriculum developers, and even among science and mathematics educators/researchers regarding the meanings and roles of several key nature-of-science (NOS) and nature-of-mathematics (NOM) terms such as proof, disproof, hypotheses, predictions, theories, laws, conjectures, axioms, theorems, and…
Descriptors: Science Teachers, Mathematics Teachers, Mathematical Logic, Validity
Lawson, Anton E. – International Journal of Science Education, 2003
This paper explicates a pattern of scientific argumentation in which scientists respond to causal questions with the generation and test of alternative hypotheses through cycles of hypothetico-predictive argumentation. Hypothetico-predictive arguments are employed to test causal claims that exist on at least two levels (designated stage 4 in which…
Descriptors: Science Instruction, Persuasive Discourse, Concept Formation, Discourse Modes
