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Development of a learning environment that facilitated the acquisition and expression of procedural skills in Logo. Elaboration d’un environnement Logo favorable au developpement d’habiletes en manipulation procedurale. Entwicklung einer Lernumgebung zur Erleichterung des Umgangs mit prozeduralen Faehigkeiten in Logo. (French)
Educ. Stud. Math. (Aug 1992) v. 23(4) p. 351-382. CODEN: EDSMAN [ISSN 0013-1954]
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