Teaching plan and reflection summary and evaluation of mathematics addition and deduction in small classes for children
The following is a lesson plan for the small class of children's mathematics addition and deduction, reflection summary and evaluation: ##1. Teaching Plan ###(1) Activity Target 1. Able to use representation to carry out simple numbers (such as 5 or less) addition and addition operations, and able to use language to express the operation process. 2. He developed his superficial thinking. ###(2) Event preparation 1. [Materials: Small plastic animals, snowflakes, etc., number cards of 1 - 5, picture cards of addition and deduction, seals.] 2. Setting up the environment: Place the above materials in the mathematics area for the children to operate and play with, explore, review and consolidate activities. ###(3) Activity process 1. ** Operation ** - ** Physical operation **: Let the child use plastic animals, snowflakes, and other items to perform addition and deduction, and use the corresponding number card to express the calculation result. For example, how many rabbits were there when three white rabbits and two gray rabbits combined? - ** Picture calculation **: Ask the child to add and subtract according to the picture. Ask the child to explain the meaning of the map first, and then calculate the result. The pictures provided had different expressions of addition and deduction. For example, in addition, some were to calculate the total number of fruits on two plates, and some were to calculate how many children were playing and how many more came. 2. ** Discussion ** - Show visual aids to help children understand the meaning of addition and multiplication. - The teacher will make up word problems, and the child will use the image to calculate and explain the calculation process. - The child verbally made up the application questions. 3. ** Review **: The child will use animals, fruits, and other seals to make picture cards of addition and deduction, and answer the addition and deduction questions on the cards made by his companions. ##2. Reflection, summary, and evaluation ###(1) Benefits of the event 1. ** Combination of situation and operation ** - Through physical operations (such as plastic animals, snowflakes) and calculations based on pictures, it provides specific and perceivable situations for children to help them understand the concept of addition and multiplication. This method of combining abstract mathematical concepts with concrete objects and intuitive pictures was in line with the cognitive characteristics of children in small classes. It could allow children to gradually establish the relationship between numbers and quantities through operation and observation. - For example, in the physical operation, the child could intuitively see how many rabbits plus how many rabbits were equal to how many rabbits, and the number corresponded to the actual number of objects, so as to better understand the meaning of addition. 2. ** Various forms of interaction ** - In the process of the activity, there were many forms of interaction between teachers and children, and between children and children. The teacher guided the children to calculate through oral application questions, and the children interacted with each other by making and answering the addition and reduction questions on the picture cards. These forms of interaction could not only stimulate children's interest in learning, but also allow children to deepen their understanding of addition and deduction through communication and sharing. - For example, in the segment where children verbally wrote word problems, children could listen to each other and learn from each other, understanding the application of addition and deduction in life from different perspectives. 3. ** Development of thinking ability ** - The goal of the activity was to develop the child's figurative thinking. In the process of operation and discussion, the child needed to use the representation (such as imagining the change in the number of objects in the mind) to carry out addition and addition operations and express the operation process. This would help train the child's thinking ability and lay the foundation for more complicated mathematics learning. ###(2) Inadequacies and improvements 1. ** Not enough attention to individual differences ** - In the process of the activity, some children might understand faster, while others might have difficulty understanding. Teachers might not pay enough attention to such individual differences in the teaching process. - Modifications: Teachers can strengthen inspections during the activity and give more guidance and help to children who have difficulty understanding, such as using one-on-one coaching methods, adjusting the difficulty of the questions according to the specific situation of the children, and providing more examples. 2. ** The variety of operating materials ** - Although they provided materials such as plastic animals and snowflakes, the variety of materials might not be rich enough. For some children who were not interested in these materials, it might affect their participation. - "Modification measures: Some operational materials that are closely related to children's lives can be added, such as small toys and snacks (only used in teaching situations), etc., to attract more children's attention and increase their enthusiasm for participation. 3. ** Single evaluation method ** - The activity was mainly based on the child's calculation results and expression process as the basis for evaluation, and the evaluation method was relatively simple. - "Modification measures: More diverse evaluation methods can be added, such as observing the child's concentration and cooperation ability during the operation process to comprehensively evaluate the child's learning situation. At the same time, more positive feedback should be given to children, not only for the correct answers, but also for the children who actively participated and tried hard. 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