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Academic Journal

Random Responders in the TIMSS 2015 Student Questionnaire: A Threat to Validity?

  • Source: Journal of Educational Measurement ; volume 59, issue 4, page 470-501 ; ISSN 0022-0655 1745-3984

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Academic Journal

Was ist uns der Physikunterricht in der Schule wert?

  • Source: Physikalische Blätter ; volume 55, issue 3, page 19-21 ; ISSN 0031-9279 1521-3722

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  • 1-10 ل  13 نتائج ل ""TIMSS""