Entdeckendes Lernen im Mathematikunterricht
Keyword(s):
1976 ◽
pp. 91-105
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Keyword(s):
2017 ◽
Vol 38
(2)
◽
pp. 209-237
◽
Keyword(s):
Keyword(s):
2006 ◽
pp. 91-98
Keyword(s):
2007 ◽
pp. 91-98
Keyword(s):
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