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Middle school science hide-and-seek insect teaching plan
Teaching plan of scientific hide-and-seek insects in middle schools 1 Analysis of teaching content and learning situation
There are some strange species in this world that need to be explored and discovered. For middle-class children, it is even more amazing. This requires us to guide them, let them take the initiative to have unlimited imagination, so as to perceive this beautiful world. Middle-class children are younger. They want to know a lot about exotic animals. Some species are not everywhere. Through the story of "who lost his tail", let children know that small animals have their own special protection methods and fully imagine their own space for exploration and discovery.
moving target
1. Learn the skills of some animals to protect themselves with protective colors, broken tails and "ink".
2. Interested in exploring the self-protection skills of animals.
3. Cultivate children's good habits of observing life and understanding the dynamics of things around them.
Activities to be prepared
1, two wall charts, figure 1: butterfly, cricket, ladybug, dragonfly, dead leaf butterfly, flower mantis, stick insect chameleon, tree frog, zebra, etc. Figure 2: Geckos, starfish, earthworms, turtles, squid, etc.
2. Pictures, CDs, books and other materials of children and parents about animal self-protection.
There are some pictures of animals without tails.
Activity process
1, guiding activities and telling stories "Who lost his tail"
(1) According to the story, who is in the story? What happened? Who lost his tail? (Let children fully express their opinions, communicate and discover) (2) According to the above contents, let children have a general understanding of animal self-protection.
2. Show the wall chart 1 (dead-leaf butterflies, crickets, ladybugs, stick insects, etc. ) to explain why they are not easy to be eaten by the enemy and guide children to say that they have a special "protective color." This is a way for children to know that these small animals hide themselves by changing their faces with the surrounding colors.
Show wall chart 2 (gecko, starfish, earthworm, tortoise, squid, etc. ) and let the children talk about their self-protection skills. For example, geckos protect themselves by cutting off their tails, earthworms, starfish regeneration and other animals are also a way to protect themselves, so that children can independently express the self-protection methods of turtles and squid.
3. Show parents' children's books, CDs and other materials for children to observe.
Play the disc, protect the animals themselves, and let the children see more ways for animals to protect themselves.
4. Online coloring game Everyone has a picture of an animal without a tail and a box of colored pens.
5, group rewards, * * *.
Extended activity
1. Explore the secrets of the yard and find out which insects and animals in the yard have their own self-defense ability.
2. Go to the library area and let the children read books about animals.
Activity reflection
Everything in nature is mysterious, attracting children to explore and discover. In this lesson, children are very interested by letting them know that animals protect themselves through special skills such as color protection and regeneration. By observing, expressing, playing online games and reading books, children can understand the lifestyles of various creatures in nature more intuitively and vividly, thus cultivating their good feelings of loving and cherishing life.
Theoretical basis of teaching plan 2 of scientific hide-and-seek insects in middle schools
Many animals in nature have the ability to use protective colors to avoid enemies and protect themselves, while insects have a complex living environment and relatively small size, and have formed a special ability to protect themselves by using protective colors in the long-term adaptation process. This activity about insect "color protection" is mainly indirect experiential learning, which belongs to a typical cognitive science activity. How to get rid of the traditional teaching mode of teachers' teaching and children's passive acceptance and let children take the initiative to participate in activities as much as possible is the focus of my thinking when designing activities. Piaget believes that children are the main body of learning, and the acquisition of children's knowledge is the result of the interaction between children and people and things in the environment, and it is a process in which children actively participate in activities and constantly construct cognitive structures. Therefore, in the activity, I take butterflies and other insects as a bridge, and through the design of watching, guessing, finding and hiding, give full play to the main role of children and the leading role of teachers, so that children can interact effectively with materials, teachers and peers, gain relevant experience and achieve the purpose of the activity.
Professor Liu Zhanlan believes that in the pre-school stage, children's learning is the learning of pre-scientific concepts, not the learning of accurate scientific concepts. Therefore, in the activity, I didn't deliberately teach the children the concept of "protective color", but through the step-by-step link design, let the children really understand the ability of insects to protect themselves by using "protective color". In addition, according to the characteristics of children in the middle class, such as short intentional attention time and concrete thinking image, I use interactive whiteboard, video, pictures and other teaching methods to attract children's attention, give children the opportunity to actively learn and explore, and stimulate children's interest in learning; Give children an indirect and virtual operation experience through games, and help them gain and improve the indirect experience.
Teaching strategy
1, using multimedia means to increase the intuition, interest and interaction of activities. The effective use of interactive whiteboard in activities makes children's learning intuitive and interesting, increases the opportunities for children to interact with materials, stimulates children's interest in inquiry, and improves children's ability of observation, guessing, reasoning and judgment.
2. The game situation of "hide and seek" runs through, allowing children to experience the fun of finding and hiding. During the whole activity, the situation of "birds looking for insects to hide" was created to help children understand that insects can use the shape and color of their bodies to hide their abilities; Use the two games of "Looking for Hidden Insects" and "Insect Hide and Seek" to let children know more about the "protective color" of insects through observation, operation and participation.
3. Effective interaction between teachers and children can cultivate good thinking quality and learning quality. In the activity, I designed enlightening key questions and concise and accurate questions, and used strategies such as "rhetorical questions" and "questioning" to stimulate children to think deeply; Guide children to draw conclusions step by step through observation, speculation, reasoning, judgment and verification, and cultivate children's good thinking quality. Encourage children to use their hands and brains through encouraging language, and cultivate good learning quality such as concentration and seriousness.
moving target
1, a preliminary understanding of butterflies, inchworm, mantis and other insects use body color and shape to hide their abilities.
2. Feel the magic of "protective color", get interested in insects and their "protective color", and sprout the desire to explore animal protective color.
Focus of activities
Understand the ability of butterflies, inchworm, mantis and other insects to hide themselves through body color and shape.
Activity difficulty
According to the understanding of insect "protective color", help insects hide in the right place.
Activities to be prepared
Interactive electronic whiteboard, courseware, pictures, pens, etc.
Activity process
1. Conversation evokes the original experience and arouses the interest in exploring insects.
Question: What insects have you seen? Where have you seen it?
2. Look for insects in the garden and get a preliminary understanding of "protective color".
Look, who is in the garden?
Why can some insects be found at once, while others are difficult to find?
It turns out that insects hide in places very similar to their own body colors and are not easy to be found.
3. Watch videos and pictures and feel the magic of "protective color".
(1) Watch the video to learn about butterflies, inchworm, mantis and other insects that use color and shape to hide, and feel the magic of "protective color" initially.
Butterfly: What's this? What will happen? After the observation, the teacher explained the typical characteristics of butterflies.
Guess who will be here? What's new after careful observation? -After observing and guessing, verify with pictures.
Flower mantis: Guess, what's the secret in the beautiful flower? -After guessing, verify with pictures.
Dead-leaf butterflies are hidden in the leaves, inchworm is hidden in the branches, and flower mantis is hidden in the flowers. It is really safe to hide, and birds can't find it at all.
(2) Show insect maps, let children find out the insects hidden in various backgrounds, and further feel the magic of protective colors.
Some insects in nature are very wonderful. They can cleverly hide themselves in the surrounding environment, making it difficult for the enemy to find them. It is amazing to protect yourself with such skills.
3. Children's operation, using the experience of "protective color" to help insects hide.
Play a whiteboard game: insect hide and seek. Let the children operate on the whiteboard and hide the insects in the background according to their colors and shapes.
4. Watch the video to expand the experience of animal color protection.
In addition to insects, many animals in nature also have the ability to protect themselves in this way. Let's have a look.
Did you just see how animals hide themselves? How good are they at hiding themselves?
Conclusion: Many animals have such special skills! When you get home, you can look up information, find information and share it with you.
The activity analysis of the third teaching plan of scientific hide-and-seek insects in middle schools;
Middle-class children have been interested in all kinds of insects, but they only see the most common insects in the vegetable garden, while many other children have never seen these insects. By displaying insects similar to various plants, their curiosity is aroused and their interest in learning is increased. Arouse children's ability to explore, discover and observe in later life.
Activity objectives:
1, understand the ability of mantis, butterfly and other insects to protect themselves by using "protective color".
2. Interested in exploring the self-protection skills of animals.
Activity preparation:
1, a pair of wall charts (there are butterflies, crickets, ladybugs, dragonflies, mantis, dead-leaf butterflies, wood branch insects and other insects in the picture).
2. Children's books, Volume III, page 4.
Children and parents collect pictures, books and other materials about animal self-protection.
Activity flow:
1, looking for insects.
(1) Show the wall chart and ask the children to look at the pictures carefully to find out which insects are found.
(2) Guide children to find insects that are not easy to find, such as flower mantis, dead leaf butterfly, wood branch insect, etc.
2. Ask children to discuss: Why are some insects not easy to find?
3. Understand the ability of insects to use "protective color".
(1) Let children enjoy the little scientific knowledge of "hide and seek insects".
(2) Question: Why can't birds find flower mantis, dead leaf butterfly and wood branch insect?
(3) Read the fourth page of Book III to the children, and carefully observe the flower mantis, dead leaf butterfly and wood branch insect.
4, the game "hide and seek"
Teachers and children play hide-and-seek games together. Ask children to get along well, and others will not find themselves easily. Remind children to hide to pay attention to safety.
Activity expansion:
Put relevant pictures, books and other materials in the discovery area, so that children can continue to understand the ability of animals to protect themselves by using protective colors.
Teaching plan of scientific hide-and-seek insects in middle schools Part IV Activity objectives:
1. Learn about the ability of some insects to protect themselves by using "protective colors".
2. Know how to protect yourself with protective colors.
3. Cultivate children's curiosity about things and be willing to explore and experiment boldly.
4. Learn to record your findings in various forms such as language and symbols.
5. Stimulate children to explore the fun of scientific experiments.
Activity preparation:
PPT recording; 6 small record sheets; A group of ***6 groups has 4 small insects; Preparation of protective color
Activity flow:
First, import
1. Have you ever played hide and seek? How to play hide-and-seek (one person catches, others hide)
Some insects want to play hide-and-seek with you. Do you know them?
3. Show diagram 1: Guide children to know insects. (Butterflies, Ladybugs, Grasshoppers, Cicadas, Flower Mantis, Dead Leaves Butterflies, Branches)
Second, the basic part
(A) insect hide and seek
Now that you all know these insects, let's look for them!
Looking for insects.
(1) (Figure 2) Who is hiding here? Why is the flower mantis hiding here? (Look at its color, the color of the flower: the color of the flower mantis is the same as that of the flower, and it is not easy to be found) Oh! Flower mantis uses protective color to protect itself. What is camouflage? This method of hiding near your own color is called protective color.
There are also many insects hidden. Do you see what kind of insects are hidden in this picture? (display knot)
Why are you hiding in the branches? Look at its color and shape, it is not easy to be found hidden in branches.
Summary: It turns out that Mu Zhijie, like Hua Mantis, uses protective colors to protect himself.
Your eyes are really fierce. There is still an insect hiding. Did you find it? (showing butterflies with dead leaves)
Why do dead-leaf butterflies hide in trees? Look at its color and shape: like a dead leaf, it is not easy to be found hidden in a tree.
Summary: It turns out that the dead leaf butterfly is also hidden near its own color and shape, protected by protective color.
Today we know a new skill called "protective color". Who will tell you what camouflage is? (Using places close to one's own color and shape to avoid enemies is called protective color)
In fact, not only mantis, butterfly and branches can protect themselves with protective colors, but some insects can also protect themselves with protective colors! Look! who is it? How does it protect itself? (hide in a place close to your own color)
(2) Help insects hide.
There are some insects that don't know where to hide. Should we help them hide together?
Introduce the operation method: I put a record sheet and some small insects on the back table respectively. After that, four children will sit at each table, and then these four children will work together to help these small insects find the most suitable hiding place according to the method of "protective color". Before we operate, let's learn about the record table: What does this column mean? (Hidden place) Then please put the insects hidden here on another column. I put double-sided tape on the back of the insect. Please put it in the box after you take it off later. Move it.
4. Children's operation and teacher's guidance.
3. Evaluation: Who will introduce it? Who is this? Why are you hiding here? Can you hide somewhere else? Why? Places with similar colors can be used to hide. )
Summary: It turns out that you all use protective colors to help small insects find their hiding places.
Third, the transfer of skills.
1. (excessive) In fact, in addition to some insects using protective colors to protect themselves, some animals also use protective colors to protect themselves! Let's see how they protect themselves, shall we?
2. (Play animal pictures)
Lion: Who is this and how does it protect itself?
Owl: Who do you think is hiding here? How does it protect itself?
Thunderbird: Who are you? Why is it hidden in the snow? I'll tell you a little secret. Our Thunderbird is amazing. It can change colors according to the seasons! In winter, its feathers are white, but in summer, its feathers become the same color as the surrounding colors!
[13] Then how can we protect ourselves with protective colors? Look at the clothes, the color on the face and the surrounding colors? ) oh! Why do they use camouflage to protect themselves?
Fourth, activity extension.
In fact, when we play hide and seek, we can also use camouflage to protect ourselves. Who wants to talk about where you want to hide and why?
I'm sure you all have your own ideas. Why don't you come and play camouflage hide-and-seek when you are free?
Activity reflection:
From the beginning to the end of the whole activity, children's participation is relatively high, especially in the last link. Thirdly, use games to promote the core content of this activity, and echo the initial games, so that children can achieve the preset goals in a pleasant and relaxed atmosphere. I believe that through this activity, children can really experience the fun of learning in the activity. Of course, there are also some problems in the activity. For example, in the process of activities, I am always eager to tell my children the answer and don't let them answer it heartily; In terms of link design, I still feel that it is not novel enough, which requires me to continue to learn and improve in my future work.
The teaching theoretical basis of the fifth teaching plan of scientific hide-and-seek insects in middle schools
The activity of "hiding insects" personifies insects and plays hide-and-seek with children, which is in line with children's thinking characteristics. Games are children's favorite activities. The outline points out that it is necessary to "entertain and educate". This activity takes games as the main line, so that children can learn and consolidate new knowledge while playing hide and seek. At the same time, it is scientific and rigorous, so the materials in the activity are mostly physical prototypes. Insects usually have three ways to defend themselves: protective color, mimicry and warning color. In view of the cognitive level of middle school students, only one of them is selected, and the other knowledge will be discussed later.
Teaching strategy
1. Use observation and language communication to guide children to sort out the existing insect experience.
2. Find small insects with protective colors through hide-and-seek games.
3. Through video recording, the self-protection ability of insects is presented intuitively, and the protective color and its function of insects are understood;
4. Use discussion and intuitive methods to expand and stimulate children's interest in exploring more animal self-protection skills;
5. Use the game operation method to consolidate the understanding of protective colors.
moving target
1, understand the ability of butterflies, mantis and other insects to protect themselves with protective colors.
2. Interested in exploring the self-protection skills of animals.
Focus of activities
Understand the self-protection methods of butterfly, mantis and stick insect.
Activity difficulty
Understand "protective color".
Activities to be prepared
1, slide: "Hidden Worm"
2. Video: Protective color of insects and protective color of animals.
3. Music: Spring and Morning
4. Four sets of background pictures and some animal pictures.
Activity process
1. Observe the pictures of insects and sort out the children's experiences.
With the music "spring" playing.
Show pictures of insects and ask: Do you know them? Where have you seen these insects?
2. Look for insects and explore the secret of protective color.
(1) Show the slides and let the children look for hidden insects-butterflies, mantis and stick insects.
(2) Discuss the relationship between the color of their bodies and the color of their hiding places.
3. Understand the ability of insects to protect themselves with protective colors.
(1) Watch the video "Protective Color of Insects".
(2) Discuss the role of protective colors and which insects have protective colors.
4. Expand your own experience and understand the self-protection methods of other animals.
(1) Question: What other animals have protective colors?
(2) Watch the courseware: Protective colors of animals.
5. Group operation: game-help small animals hide and seek.
Divide the children into four groups, put the pictures of small animals on the background pictures suitable for them to hide, and then the teacher will come to the small animals to correct mistakes and communicate.
Activity expansion
Put relevant books and materials in the library area so that children can continue to understand the ability of animals to protect themselves with protective colors.
Class 6 activities prepare scientific hide-and-seek insect teaching plans;
Insect wall chart (protective colors of insects: locust, mantis, butterfly, stick insect, ladybug)
Activity objectives:
1, know several common insects, deepen the understanding of insect characteristics, and know the role of insect protective color.
2, through mutual communication and teacher introduction, enrich insect knowledge and understand the protective color of insects.
3. Interested in exploring insects.
Activity flow:
First, show the insect wall chart and look for insects.
1, Teacher: Today the teacher brought a picture of insects. These little insects like to play hide-and-seek with us. Let's find out where they are hiding.
Children began to look for insects in the pictures.
Second, teachers set doubts and guide children to find answers.
1, Teacher: What insects have you found, children? Why didn't you find some insects?
2. Teacher: Which of these insects do you find has the most color? Why?
3. Teacher: Do you know these insects? What are their names? What's strange about their colors and their surroundings?
Third, listen to the story of "hide-and-seek insects" and know the protective color.
1, Teacher: Insects have their own enemies. Many birds like to eat insects. Birds fly fast, and they can catch insects once. Insects often try to hide so that birds can't find themselves.
2. Teacher: When the flower mantis was born, it was still a larva. It is hidden among flowers, just like a stamen, which the bird can't find. A dead leaf bug is like a broken leaf. It climbed to a branch and stayed there, just like a twig. No one will find out if you don't look carefully. Without this ability, insects are easily eaten by their enemies.
3. Teacher: Think about it, children. What is this method to protect insects from discoloration?
Fourth, teachers communicate with children and know the protective colors of several common insects.
1, Teacher: Children, do you know how many ways insects can protect colors?
2. Teacher: Let the children discuss with each other or introduce them to their peers.
3. Teacher's summary: There are insects with the same and similar body color as the surrounding environment. Such as mantis and dead leaf butterfly. The body color of some insects changes with the environment. Like locusts. If you have a bright body color, warn the other person that you are poisonous and don't hurt your own insects. Like ladybugs.
4. Teacher: Children, do you know which insects use protective colors to protect themselves?
Activity expansion:
Teacher: Children, please observe insects in your daily life and continue to explore the secrets of insects.
The theoretical basis of teaching plan 7 of scientific hide-and-seek insects in middle schools;
Grasshoppers on the grass, butterflies among flowers and mysterious insect world deeply attract children. They can squat on the ground and watch the ants move all morning, dancing like chasing dragonflies, and even want to catch a ladybug and count how many stars there are. ...
They like playing, chatting, drawing and asking questions. But how many colors does mantis have? What does a stick insect look like? Children living in cities are getting farther and farther away from nature.
Therefore, the selection of the teaching content of hide-and-seek follows the three principles of the teaching content selection of Outline: it is not only suitable for children's existing level, but also challenging; It not only meets the actual needs of children, but also benefits the long-term development of children; It is not only close to children's life, but also interesting to children, which helps to expand their experience and vision.
The "Outline" points out that children's science education is scientific enlightenment education, which focuses on stimulating children's cognitive interest and exploration desire. Piaget, a Swiss psychologist, believes that "correct education can accelerate children's development. Teachers are only promoters of children's learning, and they should respect children's desire for learning and cannot impose it on students. The role of teachers is indirect. Teachers should not try to impose knowledge on children, but introduce problems and countermeasures to let children learn spontaneously. "
In the "hide-and-seek" activities, teachers always adhere to the principle that children think first, speak first, do first, teachers guide later and summarize later. Piaget also believes that "play is a way for children to know new and complex objects and events, a way to consolidate and expand concepts and skills, and a way to combine thinking and action."
Therefore, the activity combines the exploration process with the game, which not only meets the children's game needs, but also keeps the children's interest in scientific inquiry activities, thus achieving the purpose of scientific inquiry activities.
Implementation strategy:
The organization of the whole activity runs through the game.
1, teacher-child game, lay a good foundation. Through the game of "hide and seek", we can understand the relationship between "hiding" and "discovery", paving the way for understanding that animals use "protective color" to protect themselves.
2. The pleasure of seeking, exploring and discovering. Look for small insects hidden in flowers and plants and pictures with protective colors, explore the mystery of insects protecting themselves, and experience the fun of discovery and exploration.
3. Role-playing and knowledge expansion. Through role-playing, review and consolidate the knowledge and experience of insects using protective colors to protect themselves.
Teaching objectives:
1. Understand the ability of orchid mantis, dead leaf butterfly, stick insect and other insects to protect themselves by using "protective color".
2. Interested in exploring the self-protection skills of animals.
Activity preparation:
1, with flowers and plants of mantis, butterfly, grasshopper and other insects.
2, "Insect hide and seek" picture.
3. "Spring" music, some insect headdresses, and a bird headdress.
Focus of activities:
Understand the ability of orchid mantis, dead leaf butterfly, stick insect and other insects to protect themselves by using "protective color"
Activity difficulty:
Understanding of "protective color" of insects.
Activity flow:
1. Play hide-and-seek to understand the relationship between "hiding" and "discovering".
Teachers lead children to play hide-and-seek games, so that children can feel for themselves: if you don't want to be easily discovered by others, you must hide.
2. Explore and understand the ability of insects to protect themselves by using "protective color".
(1) have a chat.
The teacher led the children to look for insects hidden in flowers and grass.
Ask children where they were found and discuss why these insects are hidden in the same color as their bodies. Guide children to observe the relationship between insects and their external environment, and encourage children to express their opinions boldly.
Look and listen.
The teacher plays the courseware to let the children know that butterflies, stick insects, orchid mantis and other insects use "protective color" to protect themselves.
(3) Discovery and identification
(1) The teacher shows a big picture of "Insects Hiding from Cats", so that children can look for orchids, mantis, dead-leaf butterflies and stick insects they already know.
(2) Let children look for other insects in the pictures, and expand children's experience about insects using protective colors to protect themselves.
3, the game "Birds and Insects", review and consolidate the knowledge and experience of insects using protective colors for self-protection.
The teacher leads the children to play the game of "bugs and birds" and encourages them to apply their knowledge and experience to the game.
Extended activities:
Stimulate children's interest in continuing to explore animal self-protection skills.
1. Encourage children and parents to collect pictures, books, videos and other materials about animals using "protective colors" to protect themselves.
2. Encourage children to understand the application of "animal protective color principle" in real life by consulting parents and teachers or watching books and videos.
3. Lead children to observe various insects in nature.
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