《圆的认识》教学设计(国外英文资料).doc

《圆的认识》教学设计(国外英文资料) Own collection The error can hardly be avoided For reference exchange If there is an error Please! Thanks The district level public class Yuan understanding teaching design The Liyang city primary school Ge Liyan Teaching contents: Jiangsu edition of the primary school mathematics the fifth grade 2 GB page 93~94 1 cases, 2 cases, 3 cases and related practice Teaching objectives: 1, the students in the drawing, observation, operation and other activities in the feelings and found about feature circle What is the center of the circle, radius and diameter; can use tools to draw a circle It specifies the size of the circle by circle planning; will explain some phenomenon of everyday life with the circle of knowledge 2, to enable students to further understand the accumulation of learning experience in graphics To enhance the concept of space The development of mathematical thinking 3, to enable students to experience the graphics and connect with life Feel the plane figure of the value of learning To improve mathematics learning interest and confidence in learning math The teaching focus: the names of each part of a circle The basic characteristics of the circle Learn to use your compasses to draw a circle The teaching process: Create a situation The introduction of new curriculum 1, game graphics: touch Students Want to play a game? see The teacher brought a bag to you (bag fitted with rectangular, square, parallelogram, triangular, trapezoidal and circular) There are many graphic Ask one student to put them in touch. The names of other classmates say graphics Please touch the front Other people say 2, teacher: you can only touch the touch of a circle? What is the secret? Guide say round is a plane figure surrounded by a curve 3, teacher: today we are going round Writing: round understanding Two, contact life Fully aware of 1, students in the life circle seen? 2, teacher: in fact, round everywhere in our life The teacher give us some Do you know (la