CN201829081U - Teaching tool for beginners of multiplication - Google Patents
Teaching tool for beginners of multiplication Download PDFInfo
- Publication number
- CN201829081U CN201829081U CN2010205653586U CN201020565358U CN201829081U CN 201829081 U CN201829081 U CN 201829081U CN 2010205653586 U CN2010205653586 U CN 2010205653586U CN 201020565358 U CN201020565358 U CN 201020565358U CN 201829081 U CN201829081 U CN 201829081U
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- multiplication
- teaching tool
- memory
- learning
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Abstract
The utility model provides a teaching tool for beginners of multiplication, belonging to the field of mathematical teaching tool. The structure of the teaching tool comprises a supporting board, a hanging rope, a number rotating board and connecting shafts, wherein the supporting plate is provided with 81 circular holes which are longitudinally and horizontally arranged at equal interval; the upper end and the lower end in each circular hole are respectively provided with a connecting shaft; and the number rotating board is arranged between the two connecting shafts and rotates in the circular holes by the connecting shafts. Compared with the prior art, in the teaching tool, flexible application is achieved, numbers are marked on a single surface of the number rotating board, in the memory process of students, a result is obtained by rotating the number rotating board after the students solve an answer by thinking through a longitudinal-horizontal intersection method, further the memory of the students is strengthened, the learning interest of the students is improved, the weary feeling of the students is eliminated in the process of learning the multiplication table, so that the students can obtain the memory of knowledge by an entertainment mode in the teaching process, and therefore, the interest of the students for learning the multiplication table is developed.
Description
Technical field
The utility model relates to the mathematics teaching aid technical field, specifically a kind of teaching aid of begining to learn multiplication.
Background technology
When the pupil begins to learn the multiplication table, most of teachers association explains by the mode of blackboard and oral account, multiplication table book is write on the blackboard, allow the student be sent memory, this mode can make the student produce the uninteresting phychology of being weary of in the course of time, what be unfavorable for imparting knowledge to students carries out, the teacher who has is often by means of material object, adopt the method for several numbers to help student's memory, though this method can play certain help, along with the expansion of memory scope, utilize object teaching often to be not easy to student's memory, and how to allow the student in amusement, learn the multiplication table, and remember at short notice, be undoubtedly each teacher's common heartfelt wishes.
Summary of the invention
The utility model is at above-mentioned the deficiencies in the prior art, and a kind of teaching aid of begining to learn multiplication is provided.
A kind of teaching aid of begining to learn multiplication of the present utility model is realized in the following manner, structure comprises back up pad, lanyard, numeral rotor plate and coupling shaft, wherein back up pad is provided with impartial in length and breadth 81 circular holes arranging, the upper and lower side of each circular hole inside respectively is provided with coupling shaft, the numeral rotor plate be arranged between two coupling shafts, digital rotor plate by coupling shaft in the circular hole inner rotation.
Lanyard is arranged on the upper surface of back up pad.
The utility model is compared with prior art, has following outstanding beneficial effect:
(1) applies in a flexible way,, in the process of student's memory,, after student's thinking draws answer, rotate digital rotor plate and obtain a result, and then allow the student enforce one's memory by the method for intersecting in length and breadth with the single face of figure notation at digital rotor plate.
(2) improve students'interest in learning, eliminated the student and be weary of sense in the study multiplication table process, allow the student in the process of giving lessons, obtain the memory of knowledge, and then cultivate the interest that the student learns multiplication table by the mode of amusement.
Description of drawings
Fig. 1 is a kind of perspective view of begining to learn the teaching aid of multiplication;
Fig. 2 is the structural representation of embodiment in a kind of teaching aid of begining to learn multiplication.
Description of reference numerals: 1, lanyard, 2, back up pad, 3, digital rotor plate, 4, coupling shaft, 5, circular hole.
Embodiment
Explain below with reference to Figure of description a kind of teaching aid of begining to learn multiplication of the present utility model being done.
As shown in Figure 1, a kind of teaching aid of begining to learn multiplication of the present utility model, structure comprises back up pad 2, lanyard 1, numeral rotor plate 3 and coupling shaft 4, wherein back up pad 2 is provided with impartial in length and breadth 81 circular holes 5 arranging, and the upper and lower side of each circular hole 5 inside respectively is provided with coupling shaft 4, and digital rotor plate 3 is arranged between two coupling shafts 4, in circular hole 5 inner rotation, lanyard 1 is arranged on the upper surface of back up pad 2 to numeral rotor plate 3 by coupling shaft 4.
Embodiment:
As described in Figure 2, the upside of back up pad 2 and left side respectively are provided with the numeral of 1-9, by the method for intersecting in length and breadth, carry out the multiplication exercise; Single face on the numeral rotor plate 3 is provided with the product of multiplication cross numeral in the multiplication table, and passes through coupling shaft 4 in circular hole 5 inner rotation.
The concrete using method of a kind of teaching aid of begining to learn multiplication of the present utility model is as described below:
By lanyard 1 back up pad 2 is hung, by the upside of back up pad 2 and the 1-9 numeral of left side setting,, carry out the multiplication exercise by the method for intersecting in length and breadth, in the process of exercise, can allow the pupil say the result earlier, stir digital rotor plate 3 again and draw correct result, so repeatedly, exercise at random, after all digital rotor plates 3 were all turned, teacher can relatively impart knowledge to students, and reached to allow the student remember multiplication table at short notice.
Except that the described technical characterictic of instructions, be the known technology of those skilled in the art.
Claims (2)
1. teaching aid of begining to learn multiplication, it is characterized in that structure comprises back up pad, lanyard, numeral rotor plate and coupling shaft, wherein back up pad is provided with impartial in length and breadth 81 circular holes arranging, the upper and lower side of each circular hole inside respectively is provided with coupling shaft, the numeral rotor plate be arranged between two coupling shafts, digital rotor plate by coupling shaft in the circular hole inner rotation.
2. a kind of teaching aid of begining to learn multiplication according to claim 1 is characterized in that lanyard is arranged on the upper surface of back up pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205653586U CN201829081U (en) | 2010-10-18 | 2010-10-18 | Teaching tool for beginners of multiplication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205653586U CN201829081U (en) | 2010-10-18 | 2010-10-18 | Teaching tool for beginners of multiplication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201829081U true CN201829081U (en) | 2011-05-11 |
Family
ID=43967603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205653586U Expired - Fee Related CN201829081U (en) | 2010-10-18 | 2010-10-18 | Teaching tool for beginners of multiplication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201829081U (en) |
-
2010
- 2010-10-18 CN CN2010205653586U patent/CN201829081U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110511 Termination date: 20111018 |