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How to learn math and physics well in grade three?
A summary of mathematics learning methods

First, look more.

Mainly refers to reading math textbooks carefully. Use textbooks as exercise books. Generally speaking, reading can be divided into the following three levels:

1。 Preview reading before class. When previewing the text, you should prepare a piece of paper and a pen, and write down the key words, questions and problems that need to be considered in the textbook. You can simply repeat and reason about definitions, axioms, formulas and rules on paper. Key knowledge can be approved, marked, circled and marked in textbooks. Doing so not only helps us to understand the text, but also helps us to concentrate on listening in class.

2。 Read books in class. When previewing, we only have a general understanding of the contents of the textbooks to be learned, and not all of them have been thoroughly understood and digested. Therefore, it is necessary to read the text further in combination with the marks and comments made in the preview and the teacher's teaching, so as to grasp the key points and solve the difficult problems in the preview.

3。 Review reading after class. After-class review is an extension of classroom learning, which can not only solve the unresolved problems in preview and classroom, but also systematize knowledge, deepen and consolidate the understanding and memory of classroom learning content. After a class, you must read the textbook first, and then do your homework; After learning a unit, you should read the textbook comprehensively, connect the content of this unit before and after, summarize it comprehensively, write a summary of knowledge, and check for missing parts.

Second, think more.

It mainly refers to forming the habit of thinking and learning the method of thinking. Independent thinking is an essential ability to learn mathematics.

When studying, you should listen (class), read (book) and think while doing (topic). Through your own positive thinking, you can deeply understand mathematical knowledge, sum up mathematical laws, flexibly solve mathematical problems, and turn what the teacher says and what is written in the textbook into your own knowledge.

Third, do more.

It mainly refers to doing problems. When learning mathematics, we must do problems, and we should do more appropriately. The purpose of doing the problem is first to master and consolidate the knowledge learned; Secondly, initially inspire the flexible use of knowledge and cultivate the ability of independent thinking; The third is to achieve mastery through a comprehensive study and communicate different mathematical knowledge. When you do the problem, you should carefully examine the problem and think carefully. How should we do it? Is there a simple solution? Think and summarize while doing, and deepen the understanding of knowledge through practice.

Fourth, ask more questions.

How can we find and ask questions? First, we should observe deeply and gradually cultivate our keen observation ability; Second, be willing to use your head. After discovering the problem, if the problem can't be solved by your own independent thinking, you should consult others humbly, teachers, classmates, parents and all those who are better than yourself on this issue. Don't be vain and don't be afraid of being looked down upon by others. Only those who are good at asking questions and learning with an open mind can become real strong learners.

Learning methods are flexible and varied, and vary from person to person. You can constantly improve your learning methods, which is a manifestation of your continuous improvement in learning ability.

Methods, steps, skills and abilities of learning physics.

First, the method of learning physics well

1. How to learn physics concepts well

For physical concepts, we should master their definition, physical meaning, size and direction, units and measurement methods, as well as the differences and connections with similar concepts.

2. How to learn the laws of physics well

For the laws of physics, we should master its content, formula, scope of application, deformation, and the differences and connections with similar laws.

3. How to do a good job in physics experiments

For physical experiments, we should be clear about the experimental purpose, understand the experimental principle, master the experimental steps, process the data, draw conclusions, and do research experiments with the instruments and methods we have learned.

Second, learn the physics program well.

1. How to preview well

Preview is divided into three levels: first, accept the method, read the textbook in advance, and have a preliminary understanding of the new content to be learned; The second is to find ways to find problems through preview, remove "obstacles" and improve class efficiency; The third is the method of solving problems. Through preview, we can not only understand the knowledge content of the new lesson, but also explore the answers to some questions. One of the three levels is more demanding than the other.

2. How to listen to a lesson well

There are five basic requirements for attending classes: truly understanding, grasping the key points, overcoming difficulties, analogy, building a framework and forming memories.

To really understand, don't pretend to understand, don't seem to understand, don't be specious. To understand the basic content, basic concepts, basic laws, physical ideas and physical methods that the teacher said. While understanding, we should also think actively to reach an understanding. Through analysis, synthesis, comparison and induction, we should grasp the key points and essential contents and overcome the difficulties. While grasping the key points and overcoming the difficulties, we should further think and associate the knowledge we have learned, and carry out analogy and analogy processing activities, so that the knowledge can be deeply understood. On this basis, further form the knowledge structure framework of the course, understand and grasp it as a whole, and carry out active memory activities to form memory, so that external knowledge can be internalized into an organic part of the cognitive structure in your mind.

3. How to review well

Introduce a good way to review structured learning strategies to students.

Structured learning strategy has two meanings. Firstly, the key concepts, key points and basic principles of this course are extracted to form an internal skeleton structure, which can be used as a guiding system for learning or reviewing. Secondly, for the learning of some knowledge content, the structured learning strategy is to list the main principles, basic concepts, examples and other important knowledge clues of a certain knowledge content, turn textbooks into knowledge points, connect them into conceptual knowledge structures, and then connect specific knowledge with structures, just like modern architecture, first set up a steel skeleton, and then make up bricks.

4. How to do your homework well

First, review before doing homework; Second, we should finish our homework independently and on time; Third, we should pay attention to the standardization of problem solving; Fourth, we should pay attention to the correct operation results and units.

5. How to read

Introduce the international popular reading method-SQ3R reading method to students. The so-called SQ3R reading method is a five-step reading method consisting of the first letter of each word, that is, browsing, asking questions, reading, reciting and reviewing.

Generally speaking, reading according to these five procedures can achieve good results.

Third, learn physics skills well.

1. Problem solving skills

The two basic steps to solve the problem are analysis and synthesis:

The analysis procedure in solving problems is: the demand is known;

The comprehensive program to solve the problem is: known and available requirements.

These two projects are mutually beneficial.

The so-called "sharpening the knife and cutting the wood by mistake" must first be analyzed to solve the problem. Some students don't want to analyze and don't analyze. After seeing the problem, they are eager to write formulas and calculate numbers, but haste makes waste.

2. Examination skills

1, according to the order of test questions, easy first, then difficult;

2. Carefully examine the questions, answer quickly, and write specifications.

3. Learn self-monitoring and self-regulation.

4, review repeatedly, don't grab the paper.