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1
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2
Time-on-task and pupil achievement in science effects of instructional leadership
Publicado em 2002Thesis -
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Mastery motivation in early childhood development, measurement, and social processes
Publicado em 1993Livro -
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Winners without losers structures and strategies for increasing student motivation to learn
Publicado em 1993Livro -
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9
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10
Operational teacher training objectives and raising achievement levels a monograph.
Publicado em 1986Livro