'' Investigating the influence of motivation on students' conceptual learning outcomes in web-based vs classroom - based science teaching contexts'', (14 h 51 m, 1 jan 2010 ano – 11 h 30 m, 7 set 2011 ano)
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Data:
14 h 51 m, 1 jan 2010 ano
11 h 30 m, 7 set 2011 ano
~ 1 years and 8 months