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The rapid development of information technology has brought a variety of ways for the reform of education methods. The article takes the mathematics course as an example, has conducted in-depth study on visualized context of problem micro-lectures of middle school mathematics from the creation of visualized context of problems, the design of teaching processes, the production of teaching resources, the feedback of teaching practice, etc., has summarized the process of micro-lecture design for visualized context of problem teaching, which can provide reference for teachers to conduct visualized context of problem teaching. Keywords—middle school mathematics; context of problems; instructional design; interior angle sums of polygons

proceedings of the international conference on contemporary education, social sciences and ecological studies (cesses 2018)

Study on the Design of Micro-lectures for the Visualized Problem Context Teaching of Middle School Mathematics Taking the Interior Angle Sum of Polygons as an Example