The Exploration of the Source of Epistemology Thoughts in Constructivism

Constructivism is named as the post-epistemology,whose thoughts can date back to ancient Greek.The epistemol-ogy thoughts of the authors,Vico,Kant,Piaget,Vygotsky and Kuhn are the foundation of constructivism.They all addressed the people’s activity in cognition and some pre-structure exists as the conditions of cognition.They also have some basic differences.