Hidden Petals Classroom Teaching Plan 1 Activity Target
1. Experience the law of discovery and happiness in mathematical activities.
2, can carefully observe the color arrangement of objects, and arrange them according to the law.
3. Learn to explore and find the arrangement rules of objects by various methods.
4. Be able to cooperate with peers and try to record the results.
5. Stimulate children's interest in learning.
Activities to be prepared
1. Petal necklaces, boxes, recording paper and watercolor pens worn according to the red, yellow and yellow rules.
2. Children practice operating materials in groups.
Activity process
First, show the linear petal necklace and guide the children to observe the color arrangement of the necklace.
1, please discuss the arrangement order of petal colors.
The teacher recorded the children's stories with colored pens.
Second, show the ring petal necklace and perceive the color arrangement law of the ring necklace.
1. Connect the linear necklaces and guide the children to observe their color arrangement.
2. The teacher uses color labels to make records according to what the children tell.
3. Teachers guide children to observe the color arrangement order of necklaces in the opposite direction and record the arrangement rules.
4. Let the children observe and compare the order of petal arrangement in different directions.
Third, the game: "guess".
1. Hide part of the necklace in the box. Let the children guess what color petals are hidden in the box.
2. The teacher recorded the children's guesses and then opened the box for verification.
3, according to the child's mastery, hide a different number of petals and play games.
Four, children's group work, teachers tour guidance.
1. The teacher briefly introduces the contents and methods of operation.
2, children's operation.
Group 1 and Group 2: Draw a picture.
Methods: Let the children draw one from the beaded card and draw a necklace on the white paper according to the tips on the card.
Group 3 and Group 4: Guess.
Please guess what animals and dolls are hiding behind caves and trees.
Verb (abbreviation of verb) activity evaluation.
Activity expansion
Guide children to observe and perceive the patterns on some objects in life, such as floor mats, tablecloths, sheets, clothes, etc. , enrich the experience of children's finishing.
Activity reflection:
Children have a high interest in activities and a strong desire to participate. Children look for laws through observation, discover laws through hands-on operation, embody laws through actions, and realize laws through various senses. Children are very active in the process of watching, speaking, moving and doing.
"Hidden Petals" Junior Middle School Teaching Plan 2 Activity Target
1. Observe the arrangement order of objects with different colors, judge the color and arrangement position of the covered parts of the objects, and mark them properly.
2. You can wear the necklace correctly according to the arrangement rules of the marking tips.
3. Learn to record the results of your activities.
Activities to be prepared
1, teaching aid: a string of petals (cut on colored paper) necklaces worn according to the red, yellow and yellow rules (two ropes are not connected), the number is 4 groups; A cuboid box with a liftable lid is convenient for children to see the petals and their arrangement. There are two blank recording papers and a colored pen.
2. Learning tools: beaded cards on page 7 of children's books, operating materials for "guessing" on page 29, wooden beads with alternating colors or shapes, a rectangular box with a lid that can be opened and touched.
Activity process
1, perceive the regularity of a string of petal necklaces.
(1) The teacher showed a petal necklace: "Is this petal necklace beautiful? What color is it? Tell me how these petals are arranged? "
(2) Let children talk about the order of petal arrangement and find out the rules.
(3) The teacher will record what the child said with color markers. Red, yellow, yellow
(4) Boys and girls play colored babies respectively, and stand in a row according to the found arrangement rules. For example, red is for girls and yellow is for boys.
2. Perceive the law of ring petal necklace.
(1) The teacher connected the linear necklace into a ring necklace: "Now, can you still see how the petals are arranged?"
(2) According to children's previous perceptual experience, teachers guide children to find the starting point of necklaces, observe them in one direction and tell their arrangement rules. Teachers also take notes.
(3) Teacher: "How can you tell that this is the arrangement? What color is the starting point you are looking for? " Guide children to observe and judge whether the marks on the record sheet just now can express the above rules.
(4) Teacher: "If we look in the opposite direction, can we use the mark just now? Why? " Teachers and children observe in the opposite direction and record the arrangement rules.
(5) Guide children to observe and compare the rules of petal arrangement in different directions.
Teacher: "the first method, what color is the petal at the starting point?"
"In the second method, what color are the petals at the starting point?" "What secrets did you find by comparison?"
(6) Teacher's summary: When we are looking for the arrangement rules of objects, the starting point is different, and their arrangement rules are also different.
(7) Guide children to play with men's and women's colors and stand in a row according to the different rules found.
3. Guess and judge the position and color of some hidden petals.
(1) Teacher: "Let's play a game. I'm going to hide some petals of this necklace in this box, and then please guess what color petals are hidden in the box and where they should be placed. Please close your eyes. " The teacher put the necklace through the box and hid a group according to its arrangement. Please open your eyes.
Teacher: "There are three petals hidden in it. Can you guess what color they are and how they are arranged? " "How did you guess?"
(2) Ask 1~2 children to tell their guesses and record them, then open the box to verify whether their guesses are correct and praise the children who make accurate judgments.
(3) Play again: The teacher put the necklace through the box and hid four petals. Let the children guess and judge.
Teacher: "This time there are four petals hidden in it. Please take a closer look and think again. What color petals will be in the box and where will they be arranged? "
(4) Ask individual children to tell their own guess results and reasons, record them, and then open the verification.
4, children's operation.
"Guess" operation materials on page 29.
Teacher: "Please observe carefully how the seats of small animals are arranged on the train. Let several children wear headdresses to play the small animals on the train, and let other children feel the arrangement of seats. How do dolls line up? What animals and dolls are hidden behind caves and trees? Let several children line up as dolls, and let other children feel how dolls of different colors are lined up. Please choose the appropriate mark on the non-stick material and stick it in the blank. "
5. Activity evaluation.
Activity suggestion
Area angle activity time
(1) Let the children observe the rule of wooden beads arranged outside the box, guess and record how wooden beads are arranged in the box.
(2) Wear a necklace: Let the children take out a beaded tag from the box and wear a necklace according to the color and quantity of the tag.