The content of this paper is the special training on odometer in Unit 3 of the first volume of the third grade of compulsory education textbook published by Beijing Normal University.
The key points and difficulties in the odometer part of the first volume of the third grade of compulsory education textbook published by Beijing Normal University are summarized as follows: First, the key point is to understand the meaning of the question with the help of schematic diagrams and line segments.
Represents the quantitative relationship; Understand the meaning of odometer reading. Secondly, the difficulty is to abstract the line diagram from the odometer to help solve the problem; It can solve the practical problem of non-zero starting mileage.
Now I will share the odometer special training questions summarized by the children's custody class according to years of teaching guidance and the experience of the final exam model test with the majority of families, hoping that the children will benefit from it and achieve excellent results in the final exam. Question 1: Here is the train odometer of "Kunming-Shangri-La".
Third-level role
1 Grade 3 is a critical period for children's brain development. 9 ~ 1 1 year-old children are in the late childhood, and the brain development is just in the critical period of improving internal structure and function.
2. Grade is the key period to cultivate children's learning ability. With the maturity of brain development, the development level of thinking changes from concrete image thinking to abstract logical thinking, which is a leap from quantitative change to qualitative change.