History


Help on query formulation
Training and learning by discovery. Pt. 2. Entrainement et apprentissage par la decouverte. Part 2. Ueben und Lernen durch Entdecken. T. 2. (French)
Math Ecole. (Jun 1992) v. 31(153) p. 3-14. Also published in: Die neue Schulpraxis, no. 7/8, Jul-Aug 1990.
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