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50 Years of ERIC
50 Years of ERIC
The Education Resources Information Center (ERIC) is celebrating its 50th Birthday! First opened on May 15th, 1964 ERIC continues the long tradition of ongoing innovation and enhancement.

Learn more about the history of ERIC here. PDF icon

Showing all 8 results
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MacDonald, Theodore H. – Australian Mathematics Teacher, 1976
The long division algorithm approached as repeated subtractions is explained. (DT)
Descriptors: Algorithms, Division, Elementary Education, Elementary School Mathematics
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MacDonald, Theodore H. – Australian Mathematics Teacher, 1977
A history of the relevance of mathematics education programs in Britain, the United States, and Australia is outlined, ending with a discussion focused on updating present programs. (MN)
Descriptors: Curriculum Development, Instruction, International Education, Mathematics Curriculum
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MacDonald, Theodore H. – Australian Mathematics Teacher, 1975
The author argues that efficient learning of mathematics requires both understanding and rote learning. (SD)
Descriptors: Basic Skills, Curriculum, Elementary School Mathematics, Elementary Secondary Education
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MacDonald, Theodore H. – Australian Mathematics Teacher, 1973
Descriptors: Discovery Processes, Mathematics, Mathematics Education, Number Concepts
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MacDonald, Theodore H. – Australian Mathematics Teacher, 1986
A sequence for teaching quadratic equations is presented. Considered are: multiplying arithmetic binomials, multiplying algebraic polynomials, reversing the process, missing terms, perfect squares, other special forms and diagrams, quadratic equations, completing the square, systematizing the process, the general form, graphing equations, and…
Descriptors: Algebra, Curriculum Development, Equations (Mathematics), Mathematics Curriculum
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MacDonald, Theodore H. – Australian Mathematics Teacher, 1984
The author's conclusions about teaching proof are presented. Four types of mathematical proof are described and an approach to begin to teach direct proof in Year Eight is presented, with the idea of implication in logic gradually inculcated through the use of sentences. (MNS)
Descriptors: Logic, Mathematics, Mathematics Curriculum, Mathematics Instruction
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MacDonald, Theodore H. – Australian Mathematics Teacher, 1981
The results of a pilot study that involved interviews with 54 teachers located in 16 primary schools in and around the Newcastle area are detailed. The data suggest a positive correlation between teacher ability to explain topics to students and years spent in tertiary study. (MP)
Descriptors: Educational Research, Elementary Education, Elementary School Mathematics, Elementary School Teachers
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MacDonald, Theodore H. – Australian Mathematics Teacher, 1971
Descriptors: Curriculum, Deduction, Geometric Concepts, Geometry