1Papert ,S. Mindstorms: Computers, children and powerful i- deas. New York: Basic Books, 1980. 被引量:1
2Holyles,C. Tools for learning-lnsight for mathematics educa- tor from a Logo programming environment. For the Learning of Mathematics, 1987,7(2) ,32-- 37. 被引量:1
6Kieran. Some Cognitive Tools of Literacy [A]. In: Alerx Kozulin. Vygotsky's Educational Theory in Cultural Context [C]. Cambridge: Cambridge University Press, 2007. 被引量:1