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«Developing positive attitude towards science and mathematics through motivational classroom experiences» (23 h 58 m, 31 jul 2012 año – 21 h 5 m, 6 sept 2012 año)

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SMTSL

ByMaria
14 dic 2017
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460

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23 h 58 m, 31 jul 2012 año
21 h 5 m, 6 sept 2012 año
~ 1 months and 7 days
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