Teaching Goal 1, to enable students to experience the process of sorting the experience need to sort out.
2, allow students to experience the diversity of classification, according to different classification criteria can have different classification results.
3, Experience Life is full of mathematics, to enable students to gain experience in mathematics activities to develop the ability to communicate with others. Focus on teaching all students through the process of classification, the classification criteria to determine the importance of experience and diversity.
difficulty of teaching all students through the process of classification, the classification criteria to determine the importance of experience and diversity. Teaching preparation courseware, bags, hats. Teaching process, teaching process:
I. Activity 1: (finishing school bags)
1, talk to import, creation of scenarios.
to get the book competition for students to understand the need to organize school bags.
Teacher: (to produce a bag) kids to see, what is this?
Health: (Qi) is the bag.
Teacher:! Every day we learn can not be separated bag is a good partner, then you are not finishing off the bag it? (Some students said confidently: know who is often put my bags is the most diligent. Please find out from his bag to a language textbook. (Students get textbooks, some get faster, some get slower.)
When there did not find textbooks to individual students, teachers enable students to stop their activities.
Teacher: Please raise your hand to the textbook. (With individual students is not.)
Teacher: Why do some students do not find language textbooks?
Health 1: It may be his bag too messy.
Health 2: He moves too slow.
Health 3: could not organize his school bag.
... ...
Teacher: Please × × students, why do you, that you take it slower than other students?
Students: because my bag is too messy, not finishing.
Teacher: It seems that not finishing a good bag,UGG shoes, then look on things too slow, so will affect our study, it seems we do not often put my bag it? (To develop a good education)
Health: (Qi) to.
2, finishing the bag.
students took the book from the bag full participation organize activities
division: (1) Well, today, together we take stock of your bag it. (Show topics: finishing school bags)
(2) However, in order bags have a small request before the teacher: for a while, the music of you began to put my bag, as long as the music stops, you stop order, hear demands?
Health: hear the.
Teacher: Then we make it work,
Teacher: Please think about the kids side edge finishing what he is finishing school bags?
When students or less finishing time, stop and let the students (music stops)
Teacher: Please talk to each other inside the group you how you organize your bags. (Said to each other within the group)
Teacher: Now who wants to talk about how you organize school bags?
students report back:
Health 1: I put together the Big Ben to put together small.
Teacher: How clever! You are in the books of large and small to be divided. Who's not the same?
Health 2: I put together the textbooks, the operation of this together.
Teacher: amazing! Your score is based on categories. There any other way?
Health 3: This is the language of the textbooks and language work together, and the math textbooks and math homework in this together, and the operation of the English textbooks and English put together.
Division: (looked at the students with approval) Cool! You are divided by subject to, and that you pick up something even faster, and we should learn from you.
Alive 4: I put together the thick, thin to put together.
Teacher: You're a good boy love brains! Also learned to use up front.
Teacher: Now we are finishing off their bags, and we again take a look at books with just different?
Student: Now we're looking for quickly found a textbook. (Get the book after finishing school bags,cheap UGG boots, school bags for students to understand the significance of order: put the bag of textbooks, exercise books and other items you can quickly find the classification.)
Teacher Summary: Children are very clever, just When sorting the bags came up so many points system, I really admire you, the students were finishing methods are called classification. Why are there so many methods? Because of the different classification criteria have different results. Then, in the classification, as long as you are willing to use their brains, a different classification methods.
Second, activity 2: (sub label)
teachers for students to come up with a different hat to classify.
Teacher: Today, that naughty children especially love our class brains,UGGs, so he wanted to give you a gift too! What is it? (When a student eager to know what, the show such as the P55-kind hat)
students: a hat.
Teacher: Yes, he specifically to the mall today and bought some hats, it is pretty?
Students: beautiful.
Teacher: What do you want to get this gift?
Students: Yes! (Students want to get the look)
Teacher: But to get this gift, they must first complete a task.
Health: What is the task? (Students wondering)
Teacher: These hats should be classified.
let the student group discussions, and say how can identify these hats, (a time for students to discuss student teachers to participate in the discussion.)
Teacher: Who Introduction Introduction How do you score.
enable students to report back: (for students, said after the first stage demo)
Health 1: I was to put together the fall hat, winter hat to put together.
Health 2: I put together a blue hat, red hat to put together, along with the yellow hat on.
Health 3: I was to put together a hat, no hat to put together.
Teacher: Students love our brains,UGG bailey button, will press the hat styles and colors, to classify, now put the gift you naughty now! (To reply to the Student Awards hat.)
III Activity 3: (sub-item) to expand student thinking Teacher: Students, naughty gifts in time for you to buy his own Shunpian Mai some things, but When these things get mixed up back, (courseware to produce items such as P55) Naughty points to one point you do to help him! You willing to do?
students: yes.
Teacher: Then we come to help it Naughty! At the same table to discuss with each other first, then I say it again, asking the students how to help you naughty. (For students to discuss)
Teacher: Now, who wants it all? (To enable students to enjoy that)
Health 1: I was the big cup, big balls, big shoe box together, the small cup, the ball, put together a small shoebox.
Health 2: I put together the cup, put the ball together, to put together a shoe box.
Health 3: I was to use together, play with together.
Health 4: I like the shapes together.
... ...
(some students would like to say, but because of the time, the teacher introduced the topic of sub-human)
IV Activity 4: (sub-human)
Teacher: It seems that everywhere around us classification, is not it! Look! (Courseware production of mischief and words) Wild said: (Students are showing a great want points.)
Students: think.
Teacher: Now let a point to point the classroom NOW! Sign take a look at the classroom of people and think about what can classified? I will let you stay a moment to express your own views.
Teacher: Who can talk about how divided it?
students report back:
Health 1: Students can be divided into male and female students.
Teacher: great! You score by gender.
Health 2: can be divided into wearing uniforms and wearing uniforms.
Teacher: you look real carefully! Is based on clothing to be divided.
Health 3: You can not tie into tie hair and hair.
Teacher: amazing! Are you by the hair to be divided.
Health 4: can be divided into awards and no awards of safflower safflower.
Teacher: Do you actually observed! The teacher did not want to award to students who work harder safflower.
Health 5: also can be divided into glasses and did not wear glasses.
Health 6: also can be divided into high and low for.
... ...
When students want to continue that, you can guide students to use class time to talk to each other with their peers. (Do not give up enthusiasm of the students)
five, summary review.
division: (1) what activities we had today?
(2) from which you know what?
Health 1: We have compiled a book bag.
Health 2: divided we help naughty hat.
Health 3: We have divided the class of people.
... ...
Teacher: Do you know what?
Health 1: I know the future you want to always put my bag.
Health 2: I know how to organize the book bags will get a little faster.
Health 3: I know that the classification can be divided according to different standards.
six practice.
Teacher: Today we learn together the classification, in fact, classification can be seen everywhere in our lives, such as: shopping things. Then go to the mall after school to ask someone to take a look at how the classification of things there, and talk with their peers.
Blackboard Design: finishing school bags (according to different criteria to classify)
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