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Understanding of clocks and watches
Source:http://www.hrclockmovement.com | Author:hrclock | Published time: 2023-08-22 | 12391 Views | Share:

Jiangbei District, Central Primary School Week Yanzhen
Teaching content: PEP awareness of the entire first book, when P. 91
Teaching Objectives:
1, enable students to understand the various parts of the surface clock, knowing the clock, minute, second hand and 12 digits.
2, so that students could learn with experience of life on the clock the whole time, and know the whole when the two kinds of representation.
3, the initial set-up time students the concept of childhood to cultivate respect the time and treasure the time, a reasonable schedule, a good habit.
Teaching with preparation: physical clock (Teacher demonstration with a student comes with each one)
Multimedia courseware, practice paper.
Teaching focus: Learning to look at the entire time on the clock
Difficulties in the Teaching: Preliminary perceived the relationship between the hour and minute hands, the concept of the initial set-up time.
Teaching:
1, Import
1, children, weekly class teacher for the first time here, not too familiar with the situation here, you tell me something about your school work and rest time? (Student Introduction)
2, these time how do you know? (Students: see work schedule, teachers and parents to tell their own look at clocks and watches)
3, clocks and watches can help us to understand the time in our lives learning, its role can be significant. This lesson, we get to know watches. Blackboard topics: Understanding clocks (clocks and watches to show the Kingdom of the screen) kids to see! Here, watch a wide range, look nice?

Second, understanding of the clock face
  1, the teachers know that you also bring a wide variety of beautiful watches and clocks, out Come on, take a look at each other. Who introduced the same table with you! (Students gave each other)
  2, clocks and watches are not only beautiful appearance, which also harbors a wealth of knowledge, look for four-member team together and play a play, each clock face, to talk about what? (Student Activities)
  Which group is the first? Some of the surface of what bell?

A, hour hand, minute hand, second hand
Students: (with 3-pin) is called (clock, minute, seconds).
Division: the clock face, do you have? Up Zhiyi Zhi! (Please pupils to come to Zhiyi Zhi)
  Teachers: how to clearly separate them 呀? (Students answer)
  Teachers: This is called long thin minute hand, fat is called a short clock, has been walking a particularly small second hand. Children was able to set clear? In their own bell surface Zhiyi Zhi! (Student Activities)
Also found what?
B, Digital
  Students: There are 12 digits.
  Teachers: There are 12 numbers of the clock lifted! You can come Zhi Yizhi do? (Please students up Zhiyi Zhi)
  Teachers: Some bell did not figure? So where do they hide? Up Zhiyi Zhi! (Students take minutes to Zhiyi Zhi)
  Shi: Zhong surface of 12 the number of the clock face divided into 12 equal to a large grid, we have together count.
  Teachers: So what needle surface clock to go? (Students answer)
4 Summary: Children found so much knowledge, really great! We hear how the grandfather clock say. Switch to the computer (voice-over: I have found there are 12 numbers, our family has three brothers, oldest clock and her younger brother the minute hand, youngest seconds.)
Third, when you know the whole
    We have to know the clock, minute, seconds. Will see time?
  1, (presented 8 pm, 3 pm, 6 pm)
(1), when will? (Health 8:00, we can also say 8:00, courseware show 8 pm)
(2), which is when will it? How do you see? (Courseware appears 3 pm, 6 pm)
(3), how do you see? (And who wants to say? Can you say that? Do you have anything to say?)
2, (to produce electronic table 9:00) This is an electronic table! What does that mean time? (9 pm, show)
How do you know? (Have told us) the same can be said that 9:00 (mobile processes)
Written on the left colon 9, the right to write 2 0, it read: 9:00.
3, you will use these two methods (flash) that the time? (Courseware production) in the practice paper give it a try.
(Students complete the exercise on paper - show proof) to please their hands.
4, the clock face, what a pointer the same place? (Which can be four panel discussions: four-member team look them up)
Summary: When the minute hand pointing to 12, hour hand pointing to a few is when will. 2 is pointing to 2 o'clock, pointing to 7 is (7:00), pointing to 4 is (4 pm)
  5, the clock face is when will? (Courseware production) (12 hours) When will the next one hour is? (1 pm) in the next one hours? (2 pm)
5, really smart, you can call a 2 o'clock do? Allocated to the same table look good. Who wants to show a little? What are you doing this time?
   When will the day's news network is? 7:00 do you set aside? (Students call display)
6, call one their favorite time to talk about every day this time, you probably are doing! (Student Activities, Group 2 feedback)
4, the application
1, Zhou teacher's neighbors little civilization is necessary to elementary school years, to when you are the Big Brothers Big Sisters, you can based on their experience, to help him arrange a day of learning and life?
(Courseware production: How can I arrange a day to learn life?)
Four-person team, before promising to write down the time clock, and then follow the order of rows from the morning till end a row. Listen carefully to request it? Which group scheduling Bibi the best!
2, student cooperation, division inspection guide. After the line up together gently to talk about when will the small text you can do! (To produce sentence)
3, switch to the projector shows a group of students work, to say: We believe that when will the small text you can do?
4, row get the same? Children terrific! Teacher has found a problem: how there are 2 9:00 ?
 5, let's listen to how the grandfather clock to say! (Courseware day and night to produce a voice-over: I am 6 am, one father accompanied the sun during the day, spend 12 hours in the evening then 12 hours, I accompanied her mother-moon .)
  Bop grandfather clocks and watches every day, no matter how tough Yeah, we must cherish the time!
V. Summary
Today we know with the (clock).
6, extended (mobile)
Like to have painted himself as a clock?
Listen carefully to requirements; ask you to design a clock, drawing a time, and talk about this time you most want to do, you can draw them!

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