M-VSARL system in secondary school science education: Lunar phase class case study
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2012 ◽
Vol 43
(3)
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pp. 1197-1219
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1958 ◽
Vol 58
(8)
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pp. 619-623
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2013 ◽
Vol 33
(4)
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pp. 794-806
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1998 ◽
Vol 7
(3)
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pp. 264-270
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1955 ◽
Vol 55
(6)
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pp. 439-445
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