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Direct linkMota, A. R.; Lopes dos Santos, J. M. B. – Physics Education, 2014
Students' misconceptions concerning colour phenomena and the apparent complexity of the underlying concepts--due to the different domains of knowledge involved--make its teaching very difficult. We have developed and tested a teaching device, the addition table of colours (ATC), that encompasses additive and subtractive mixtures in a single…
Descriptors: Color, Misconceptions, Science Instruction, Scientific Concepts
Cramer, Kathleen A.; Monson, Debra S.; Wyberg, Terry; Leavitt, Seth; Whitney, Stephanie B. – Teaching Children Mathematics, 2009
Appropriate concrete and pictorial models allow students to construct meaning for rational numbers and operations with the numbers. To develop deep understanding of rational number, sixth through eighth graders must experience a variety of models (NCTM 2000). Since 1979, personnel from the Rational Number Project (RNP), a cooperative research and…
Descriptors: Number Concepts, Grade 8, Arithmetic, Mathematics Instruction
