长方形、正方形、圆(国外英文资料).docVIP

长方形、正方形、圆(国外英文资料) Primary school mathematics teaching network Your current location: Home Page teaching resources Teaching design and analysis of recognizing rectangle, square and circle Author: second Anhui province Wuhe County Experimental Primary School Peng Peng Anhui Wuhe Teaching Laboratory of Xu Congyong Entry time: 2008-1-16 reading times: 4240 Content of courses Jiangsu compulsory education curriculum standard experimental textbook mathematics the first grade sixteenth to 18 pages (in Chinese). Teaching target One Through the observation of cuboids and cubes, the bottom surface of the cylindrical surface, and use these activities form surface painting graphics, intuitive understanding of rectangular, square and round, the initial experience of body and face contact. 2., in learning activities to accumulate interest in mathematics, and enhance communication and cooperation with students consciousness. teaching process Create situations and stimulate interest Conversation: the students have brought some objects. Please bring out a favorite object you know, and introduce the name of it to you, OK? Show the shapes of rectangles, squares, circles and so on: The teacher brought some graphics. Do you know each other? (after the student answers, stick the picture on the blackboard) Topic: todays class, we will come to know rectangles, squares and circles. Blackboard writing: Graphic Recognition) [comment] the lower grade students learning of space and graphics is an intuitive understanding, based on the perception of existing life experiences and the formation of initial representation. This class is the students have an intuitive understanding of the basis of cuboid, cube and cylinder on teaching. For students, it is difficult to correctly distinguish between body and face. Therefore, the teacher first let the students talk about the shape of some objects, which not only awakens the existing cognitive experience, but also provides the material for students to un