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Cognitive Development2
Elementary School Mathematics2
Instruction2
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Addition1
Algorithms1
Computation1
Elementary Secondary Education1
Experiential Learning1
Multiplication1
Number Concepts1
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Mathematics Teaching2
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Morley, Arthur1
Russell, Sheila1
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Netherlands1
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Are the Numbers Friendly?
Russell, Sheila – Mathematics Teaching, 1973
Discusses children's concept of number and number operations and describes activities which help to develop number concepts and skills. (JP)
Descriptors: Cognitive Development, Elementary School Mathematics, Experiential Learning, Instruction
Algorithms.
Morley, Arthur – Mathematics Teaching, 1978
Described are two methods of calculating developed by the Dutch WISKOBAS Project: addition and subtraction with a loop abacus and multiplication using a grid model. (MP)
Descriptors: Addition, Algorithms, Cognitive Development, Computation