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Source:
Australian Science Teachers Journal. Jun99, Vol. 45 Issue 2, p39. 6p. 1 Black and White Photograph, 3 Charts.
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Techniques: Connecting Education & Careers. Feb99, Vol. 74 Issue 2, p30. 3p. 2 Diagrams, 1 Graph.
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Curriculum Administrator. Aug99, Vol. 35 Issue 8, p21. 1p.
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Journal of Curriculum Studies. Jul99, Vol. 31 Issue 4, p399. 29p.
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Congressional Digest. Aug/Sep99, Vol. 78 Issue 8/9, p205. 1p. 1 Chart.
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Phi Delta Kappan. Feb99, Vol. 80 Issue 6, p454. 3p. 1 Black and White Photograph.
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Phi Delta Kappan. Feb99, Vol. 80 Issue 6, p441. 3p. 1 Black and White Photograph, 1 Chart.
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Science. 3/12/1999, Vol. 283 Issue 5408, p1616-1617. 2p. 1 Graph.
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Phi Delta Kappan. Feb99, Vol. 80 Issue 6, p439. 2p. 1 Black and White Photograph, 1 Chart.
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Phi Delta Kappan. Jan99, Vol. 80 Issue 5, p339. 2p. 1 Color Photograph.
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