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1
by He, Ping
Published 2014
bu,press
Subjects: “...projekt...”
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2
by Beckmann, Timo
Published 2022
Verlag Julius Klinkhardt
Subjects: “... Erfahrung; Lernumgebung; Projekt; Geometrie; Angewandte Psychologie; Identität; Schülerverhalten; COVID-19...”