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In view of the dual pressure of examination oriented and extra-curricular counseling in primary education, this paper discusses the relationship between knowledge acquisition and perceptual experience through the design of teaching aids according to the educational concept of reductive active learning method. Based on life style as logic, the interesting transmission mode is established, and the mechanical knowledge related to force and transmission is transformed into teaching aids that conform to the cognitive law of children aged 6-12. Children get sensory experience through practical operation. Therefore, it enriches the content of science course in primary school, and establishes the perceptual experience foundation for the later learning of mathematics, machinery and physics.

We consider the development of farmers as a goal of residential system using value rationality instead of farmer’s requirements which can be satisfied. Based upon the position and function of humanistic values in residential system, a rural housing system is built as a subjectivity and objectivity unity consisting of artifacts system, behavior system and concept system. Moreover, we introduce three coupling design strategies to rural livable residential system aiming to guide the current reconstruction of shabby buildings in rural areas.