Abstract This paper analyzed the new curriculum standard and students' cognitive development, constructed the concrete concept involved material change in elementary school based on the 3 stages of cognitive development. At the same time, this paper discussed how to construct activities in-class to promote students' cognitive development and put forward some suggestions for elementary school science teaching.
WANG Wei-Zhen. Concept Construction and Activity In-Class Suggestions for Promoting Students' Cognitive Development of Material Change in Elementary School Science[J]. , 2018, 39(1): 39-42.
