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Measuring striving for understanding and learning value of geometry: a validity study (13 h 53 min, 25 juin 2017 ans – 11 h 22 min, 1 mars 2018 ans)

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SMTSL

14 déc. 2017

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460

Date:

13 h 53 min, 25 juin 2017 ans

11 h 22 min, 1 mars 2018 ans

~ 8 months

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