英文摘要
This essay attempts to critize the theoretical foundations of constructivism and constructionism. The writer of this paper defines constructivism and constructionism as a theory of knowledge and a theory of knowing which has come to dominate educational debates about teaching and learning. Through theoretical analysis this paper examines six topics: truths of knowledge, relativism of knowledge, constructer'attitude, ideals of one hundred per-cent active
construct, factors in construct process review the phenomenon of construct. The major conclusion is: from metaphysics point of view, constructivism and constructionism provides misleading and incomplete discourses about knowledge, knowing, learning and teaching.
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