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Help on query formulation
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You asked open-ended questions, now what? Understanding the nature of stumbling blocks in teaching inquiry lessons. (English)
Math. Educ. (Athens) 20, No. 2, 10-23 (2011).
Classification: C70 B50 C50 D50
1
Sift like Eratosthenes. (English)
Teach. Child. Math. 18, No. 2, 110-118 (2011).
Classification: F63
2
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