CN113053183A - Whole brain development teaching aid - Google Patents
Whole brain development teaching aid Download PDFInfo
- Publication number
- CN113053183A CN113053183A CN202110288831.3A CN202110288831A CN113053183A CN 113053183 A CN113053183 A CN 113053183A CN 202110288831 A CN202110288831 A CN 202110288831A CN 113053183 A CN113053183 A CN 113053183A
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- teaching aid
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- child
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- 230000004641 brain development Effects 0.000 title claims abstract description 18
- 230000001681 protective effect Effects 0.000 claims abstract description 21
- 230000004044 response Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 210000004556 brain Anatomy 0.000 abstract description 6
- 230000006698 induction Effects 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 9
- 238000005192 partition Methods 0.000 description 5
- 230000018109 developmental process Effects 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 230000004630 mental health Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/065—Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B7/00—Electrically-operated teaching apparatus or devices working with questions and answers
- G09B7/02—Electrically-operated teaching apparatus or devices working with questions and answers of the type wherein the student is expected to construct an answer to the question which is presented or wherein the machine gives an answer to the question presented by a student
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- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Entrepreneurship & Innovation (AREA)
- Electrically Operated Instructional Devices (AREA)
Abstract
The invention discloses a full brain development teaching aid which comprises a teaching aid body and a card box, wherein the teaching aid body comprises a shell, jacks, a display screen, a mainboard, a loudspeaker, a protective shell, a storage battery, an operating button, a reset spring, a pressing sheet and a sensing sheet, and the card box comprises a box body and a card. Show letter and digit through the display screen, loudspeaker pronunciation teach child study, child presses the operating button corresponding with it, operating button makes reset spring compression push down the preforming and moves down, preforming contact induction piece transmission signal of telecommunication gives the mainboard, the mainboard analysis signal of telecommunication is told the right mistake by loudspeaker pronunciation, cultivate child's comprehension, reading power and memory, child pulls open the card box, take out card wherein, insert in the jack on the shell, cultivate child's observation power and judgement power, arouse whole brain latent energy, improve child's comprehensive ability. The problem of the tradition recite through repeating the mode of reading with mr or head of a family, child can't learn by oneself is solved.
Description
Technical Field
The invention relates to the technical field of teaching aids, in particular to a whole brain development teaching aid.
Background
Mongolian study is a general term for the traditional enlightenment education of children in China. The method is parallel to primary schools and universities and is an important stage in traditional education in China. Mongolia called in academic circles has narrow and broad meanings, and refers to ancient elementary education in broad sense, including education systems, teaching methods, teaching materials and the like; in a narrow sense, it is used to refer to enlightenment teaching materials, i.e. children's reading books. Child recites through the mode of following mr or the head of a family and reading repeatedly in preliminary study, and child can't learn by oneself.
Disclosure of Invention
The invention aims to provide a full-brain development teaching aid, and aims to solve the problem that children cannot learn by themselves when reading with repeated follow-up reading by a teacher or parents in the prior art.
In order to achieve the purpose, the invention provides a full brain development teaching aid, which comprises a teaching aid body and a card box, wherein the teaching aid body comprises a shell, a display screen, a mainboard, a loudspeaker, a protective shell, a storage battery, an operating button, a reset spring, a pressing sheet and a sensing sheet, the shell is fixedly connected with the protective shell and positioned in the protective shell, the display screen is fixedly connected with the shell and positioned at the top of the shell, the shell is provided with a through hole and a jack, the through hole is positioned at one side of the shell, the jack is positioned at one side of the display screen, the mainboard is fixedly connected with the shell and positioned in the shell, the loudspeaker is fixedly connected with the shell and positioned at one side of the mainboard, the operating button is slidably connected with the shell and positioned at one side of the display screen, and the reset spring is fixedly connected with the operating button, and is located in the shell, the preforming with reset spring fixed connection just is located reset spring keeps away from operating button one side, the response piece with mainboard fixed connection just is located the preforming is kept away from reset spring one side, the card box includes box body and card, the box body with shell sliding connection just is located shell one side, the card with the box body is dismantled and is connected, and is located in the box body.
The card box also comprises a partition board which is fixedly connected with the box body and is positioned in the box body.
The card box further comprises a pull ring, wherein the pull ring is fixedly connected with the box body and is positioned on one side of the box body.
The teaching aid body further comprises a buckle, the buckle is connected with the shell in a rotating mode and located on two sides of the box body, the box body is provided with convex columns, and the convex columns are located on two sides of the box body and correspond to the buckle.
The teaching aid body further comprises a wrap angle, the wrap angle is fixedly connected with the protective shell and located around the protective shell.
The teaching aid body further comprises a USB interface, the USB interface is fixedly connected with the shell and electrically connected with the storage battery and located on one side of the display screen.
The teaching aid body further comprises an LED lamp, the LED lamp is fixedly connected with the shell and electrically connected with the storage battery, and the LED lamp is located on one side of the shell.
Wherein, the teaching aid body still includes the blue light membrane, the blue light membrane with display screen fixed connection, and be located the display screen is kept away from shell one side.
The teaching aid body further comprises a switch, the switch is connected with the shell in a sliding mode, the mainboard is electrically connected with the switch, and the switch is located on one side of the shell.
According to the whole brain development teaching aid, the protective shell protects the whole brain development teaching aid, the whole brain development teaching aid is prevented from falling on the ground and being damaged, the storage battery provides electric energy for the mainboard and the display screen, the mainboard controls the display screen to work and the loudspeaker to make sound, the mainboard is subjected to heat dissipation through the through hole, and meanwhile the loudspeaker to make sound is transmitted to the outside through the through hole. When children learn, letters and numbers are displayed through the display screen, the loudspeaker teaches the children to learn by letters and numbers displayed on the display screen, the children press the operating buttons corresponding to the letters and numbers by hands, the operating buttons are stressed to compress the reset springs, the reset springs compress the pressing sheets, the pressing sheets move downwards under stress, the pressing sheets contact the induction sheets to transmit electric signals to the mainboard, the mainboard analyzes the electric signals transmitted by the induction sheets, the loudspeaker pronounces to inform about mistakes, the children loosen the operating buttons, and the reset springs reset the operating buttons to culture the self-learning ability of the children. Child utilizes the hand to pull open the card box will in the box body the card is taken out, and the reuse hand will the card inserts on the shell in the jack, the jack with card size is diversified, cultivates child's observation force and judgement force the card size with the corresponding ability of jack size arouses whole brain latent energy, makes child's physical and mental health, coordinated development, improves child's comprehensive ability. Meanwhile, the method helps the children to develop good learning habits, establishes a full brain thinking mode for growing hair and associating from multiple angles and multiple visual fields, masters an effective learning method, improves the learning efficiency of the children, and lays a solid foundation for future learning. The problem of the tradition recite through repeating the mode of reading with mr or head of a family, child can't learn by oneself is solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a whole brain development teaching aid of the present invention;
FIG. 2 is a top view of a whole brain development teaching aid of the present invention;
FIG. 3 is a cross-sectional view taken along plane A-A of FIG. 2;
fig. 4 is a cross-sectional view taken along plane B-B of fig. 2.
In the figure: 1-a teaching aid body, 2-a card box, 11-a shell, 12-a display screen, 13-a mainboard, 14-a loudspeaker, 15-a protective shell, 16-a storage battery, 17-an operating button, 18-a reset spring, 19-a pressing sheet, 21-a box body, 22-a card, 23-a clapboard, 24-a pull ring, 25-a convex column, 111-a through hole, 112-a jack, 191-an induction sheet, 192-a buckle, 193-a wrap angle, 194-a USB interface, 195-an LED lamp, 196-a blue light film and 197-a switch.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1-4, the present invention provides a whole brain development teaching aid: including teaching aid body 1 and card box 2, teaching aid body 1 includes shell 11, display screen 12, mainboard 13, loudspeaker 14, protective housing 15, battery 16, operating button 17, reset spring 18, preforming 19 and response piece 191, shell 11 with protective housing 15 fixed connection, and be located in protective housing 15, display screen 12 with shell 11 fixed connection, and be located the shell 11 top, shell 11 has through-hole 111 and jack 112, through-hole 111 is located shell 11 one side, jack 112 is located display screen 12 one side, mainboard 13 with shell 11 fixed connection, and be located in shell 11, loudspeaker 14 with shell 11 fixed connection, and be located mainboard 13 one side, operating button 17 with shell 11 sliding connection, and be located display screen 12 one side, reset spring 18 with operating button 17 fixed connection, and be located in shell 11, preforming 19 with reset spring 18 fixed connection, and be located reset spring 18 keeps away from operating button 17 one side, response piece 191 with mainboard 13 fixed connection, and be located preforming 19 keeps away from reset spring 18 one side, card box 2 includes box body 21 and card 22, box body 21 with shell 11 sliding connection, and be located shell 11 one side, card 22 with box body 21 is dismantled and is connected, and is located in box body 21.
In the embodiment, the protective shell 15 protects the portable electronic device, so as to prevent the portable electronic device from falling on the ground and breaking, the storage battery 16 provides electric energy for the main board 13 and the display screen 12, the main board 13 controls the display screen 12 to work and the speaker 14 to sound, the main board 13 is cooled through the through hole 111, and meanwhile, the speaker 14 sounds and is transmitted to the outside through the through hole 111. When a child learns, letters and numbers are displayed through the display screen 12, the loudspeaker 14 informs the child to learn the letters and numbers displayed on the display screen 12 in a pronunciation mode, the child presses the corresponding operating button 17 by using hands, the operating button 17 is stressed to compress the reset spring 18, the reset spring 18 compresses and presses the pressing piece 19, the pressing piece 19 is stressed to move downwards, the pressing piece 19 is contacted with the sensing piece 191 to transmit an electric signal to the mainboard 13, the mainboard 13 analyzes the electric signal transmitted by the sensing piece 191, the loudspeaker 14 gives out a pronunciation signal to inform a mistake, the child releases the operating button 17, the reset spring 18 resets the operating button 17, and the child self-learning ability is cultured. Child utilizes the hand to pull open card box 2 will in the box body 21 card 22 takes out, and the hand of reuse will card 22 inserts on the shell 11 in the jack 112, jack 112 with card 22 size is diversified, cultivates child's observation force and judgement card 22 size with the corresponding ability of jack 112 size arouses whole brain latent energy, impels child's physical and mental health, coordinated development, improves child's comprehensive ability. Meanwhile, the method helps the children to develop good learning habits, establishes a full brain thinking mode for growing hair and associating from multiple angles and multiple visual fields, masters an effective learning method, improves the learning efficiency of the children, and lays a solid foundation for future learning. The problem of the tradition recite through repeating the mode of reading with mr or head of a family, child can't learn by oneself is solved.
Further, card box 2 still includes baffle 23, baffle 23 with box body 21 fixed connection, and be located in box body 21.
In the present embodiment, when the partition 23 is used to collect the card 22, the partition 23 can place the card 22 in the space defined by the partition 23, thereby improving the observation and judgment of the child.
Further, card cartridge 2 also includes a pull ring 24, pull ring 24 with cartridge body 21 fixed connection, and be located cartridge body 21 one side.
In this embodiment, the pull ring 24 facilitates the child to pull the card cartridge 2 to slide in the housing 11, thereby improving the practicability.
Further, teaching aid body 1 still includes buckle 192, buckle 192 with shell 11 rotates to be connected, and is located box body 21 both sides, box body 21 has projection 25, projection 25 is located box body 21 both sides, and with buckle 192 is corresponding.
In this embodiment, card cartridge 2 is fixed in housing 11 by the cooperation between catch 192 and boss 25, and when the present invention is dropped on the ground, card cartridge 2 slides out to drop cards 22 therein, and in use, catch 192 is rotated away from boss 25, and card cartridge 2 is pulled to slide.
Further, teaching aid body 1 still includes cornerite 193, cornerite 193 with protective housing 15 fixed connection, and be located protective housing 15 is all around.
In the present embodiment, the four corners of the housing 11 are protected by the wrap angle 193, which further enhances the protection of the present invention.
Further, teaching aid body 1 still includes USB interface 194, USB interface 194 with shell 11 fixed connection, and with battery 16 electricity is connected, and is located display screen 12 one side.
In the present embodiment, when the electric power of the battery 16 is insufficient, the battery 16 is charged through the USB interface 194.
Further, the teaching aid body 1 further comprises an LED lamp 195, the LED lamp 195 is fixedly connected with the shell 11, electrically connected with the storage battery 16 and located on one side of the shell 11.
In this embodiment, when a child presses the operation button 17, the main board 13 analyzes the electric signal to control the speaker 14 to sound, and also controls the LED lamp 195 to flash light with different colors, so that the red light is wrong, the green light is correct, and the learning interest of the child is enhanced.
Further, teaching aid body 1 still includes blue membrane 196, blue membrane 196 with display screen 12 fixed connection, and be located display screen 12 is kept away from shell 11 one side.
In this embodiment, the blue light emitted from the display 12 is blocked by the blue light film 196, so that the blue light is prevented from damaging the glasses of the child and affecting the eyesight.
Further, teaching aid body 1 still includes switch 197, open light with shell 11 sliding connection, and with motherboard 13 is connected, and is located shell 11 one side.
In this embodiment, the switch 197 controls the switch 197 of the main board 13 and the display 12, and is turned off when not in use and turned on when in use to save power.
The working principle and the using process of the invention are as follows: after the teaching aid is installed, the teaching aid comprises a teaching aid body 1 and a card box 2, wherein the teaching aid body 1 comprises a shell 11, a display screen 12, a mainboard 13, a loudspeaker 14, a protective shell 15, a storage battery 16, an operating button 17, a return spring 18, a pressing sheet 19, an induction sheet 191, a buckle 192, a wrap angle 193, a USB interface 194, an LED lamp 195, a blue light film 196 and a switch 197, the card box 2 comprises a box body 21, a card 22, a partition plate 23, a pull ring 24 and a convex column 25, and the shell 11 is provided with a through hole 111 and a jack 112. The protective shell 15 and the wrap angle 193 protect the portable electronic device, the portable electronic device is prevented from falling on the ground and being broken, the storage battery 16 provides electric energy for the mainboard 13 and the display screen 12, the mainboard 13 controls the display screen 12 to work and the loudspeaker 14 to pronounce, the through hole 111 is used for dissipating heat for the mainboard 13, meanwhile, the loudspeaker 14 pronounces and transmits the sound to the outside through the through hole 111, when the storage battery 16 is insufficient in electric energy, the storage battery 16 is charged through the USB interface 194, blue light emitted by the display screen 12 is blocked through the blue light film 196, the influence of the blue light on the glasses of children is prevented, the switch 197 controls the switch 197 of the mainboard 13 and the display screen 12, the switch 197 is closed when the portable electronic device is not used, and is opened when the portable electronic device is used, and. When a child learns, letters and numbers are displayed through the display screen 12, the loudspeaker 14 informs the child to learn the letters and numbers displayed on the display screen 12 in a pronunciation mode, the child presses the corresponding operating button 17 by using hands, the operating button 17 is stressed to compress the reset spring 18, the reset spring 18 compresses and presses the pressing sheet 19, the pressing sheet 19 moves downwards under stress, the pressing sheet 19 is contacted with the sensing sheet 191 to transmit electric signals to the mainboard 13, the mainboard 13 analyzes the electric signals transmitted by the sensing sheet 191, the loudspeaker 14 pronounces to inform an alignment error, the LED lamp 195 flickers light with different colors, red light error amount and green light are correct, and learning interest of the child is strengthened. The child releases the operating button 17, the return spring 18 is reset to reset the operating button 17, and the self-learning ability of the child is developed. Child utilizes the hand to rotate buckle 192, will buckle 192 with projection 25 part, the pulling pull ring 24, pull ring 24 stimulates card box 2 is in slide in the shell 11, will chuck box roll-off takes out in the box body 21 card 22, reuse the hand will card 22 inserts on the shell 11 in the jack 112, jack 112 with card 22 size is diversified, through baffle 23 is when retrieving card 22, will card 22 is according to the space that baffle 23 separates places card 22 cultivates child's observation power and judgement power card 22 size with the corresponding ability of jack 112 size promotes child's physical and mental health, coordinated development, improves child's comprehensive ability. Meanwhile, the method helps the children to develop good learning habits, establishes a full brain thinking mode for growing hair and associating from multiple angles and multiple visual fields, masters an effective learning method, improves the learning efficiency of the children, and lays a solid foundation for future learning. The problem of the tradition recite through repeating the mode of reading with mr or head of a family, child can't learn by oneself is solved.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. A full brain development teaching aid, which is characterized in that,
comprises a teaching aid body and a card box, wherein the teaching aid body comprises a shell, a display screen, a mainboard, a loudspeaker, a protective shell, a storage battery, an operating button, a reset spring, a pressing sheet and a sensing sheet, the shell is fixedly connected with the protective shell and positioned in the protective shell, the display screen is fixedly connected with the shell and positioned at the top of the shell, the shell is provided with a through hole and a jack, the through hole is positioned at one side of the shell, the jack is positioned at one side of the display screen, the mainboard is fixedly connected with the shell and positioned in the shell, the loudspeaker is fixedly connected with the shell and positioned at one side of the mainboard, the operating button is slidably connected with the shell and positioned at one side of the display screen, the reset spring is fixedly connected with the operating button and positioned in the shell, the pressing sheet is fixedly connected with the reset spring, and is located reset spring keeps away from operating button one side, the response piece with mainboard fixed connection, and be located the preforming is kept away from reset spring one side, the card box includes box body and card, the box body with shell sliding connection, and be located shell one side, the card with the box body is dismantled and is connected, and is located in the box body.
2. A full brain development teaching aid according to claim 1,
the card box still includes the baffle, the baffle with box body fixed connection, and be located in the box body.
3. A full brain development teaching aid according to claim 1,
the card box also comprises a pull ring, wherein the pull ring is fixedly connected with the box body and is positioned on one side of the box body.
4. A full brain development teaching aid according to claim 1,
the teaching aid body still includes the buckle, the buckle with the shell rotates to be connected, and is located the box body both sides, the box body has the projection, the projection is located the box body both sides, and with the buckle is corresponding.
5. A full brain development teaching aid according to claim 1,
the teaching aid body still includes the cornerite, the cornerite with protective housing fixed connection, and be located the protective housing is all around.
6. A full brain development teaching aid according to claim 1,
the teaching aid body still includes the USB interface, the USB interface with shell fixed connection, and with the battery electricity is connected, and is located display screen one side.
7. A full brain development teaching aid according to claim 1,
the teaching aid body still includes the LED lamp, the LED lamp with shell fixed connection, and with the battery electricity is connected, and is located shell one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110288831.3A CN113053183A (en) | 2021-03-18 | 2021-03-18 | Whole brain development teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110288831.3A CN113053183A (en) | 2021-03-18 | 2021-03-18 | Whole brain development teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113053183A true CN113053183A (en) | 2021-06-29 |
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ID=76513765
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110288831.3A Pending CN113053183A (en) | 2021-03-18 | 2021-03-18 | Whole brain development teaching aid |
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| CN (1) | CN113053183A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208798042U (en) * | 2018-10-10 | 2019-04-26 | 江苏嘉则信息技术有限公司 | A kind of press-key structure communicating mobile terminal |
| CN110503860A (en) * | 2018-05-16 | 2019-11-26 | 黑龙江中科诺晟自动化设备开发有限公司 | A kind of infant's early education robot |
| CN210627530U (en) * | 2019-05-25 | 2020-05-26 | 宁夏医科大学 | Portable multipurpose early education machine |
| CN210804783U (en) * | 2019-04-21 | 2020-06-19 | 浙江广厦建设职业技术学院 | Domestic child english enlightenment teaching aid that has protective structure |
| CN211349624U (en) * | 2019-08-02 | 2020-08-25 | 河北化工医药职业技术学院 | Chinese pronunciation teaching aid |
| CN212484627U (en) * | 2020-07-07 | 2021-02-05 | 孙潇 | Multifunctional teaching aid for Chinese teaching |
-
2021
- 2021-03-18 CN CN202110288831.3A patent/CN113053183A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110503860A (en) * | 2018-05-16 | 2019-11-26 | 黑龙江中科诺晟自动化设备开发有限公司 | A kind of infant's early education robot |
| CN208798042U (en) * | 2018-10-10 | 2019-04-26 | 江苏嘉则信息技术有限公司 | A kind of press-key structure communicating mobile terminal |
| CN210804783U (en) * | 2019-04-21 | 2020-06-19 | 浙江广厦建设职业技术学院 | Domestic child english enlightenment teaching aid that has protective structure |
| CN210627530U (en) * | 2019-05-25 | 2020-05-26 | 宁夏医科大学 | Portable multipurpose early education machine |
| CN211349624U (en) * | 2019-08-02 | 2020-08-25 | 河北化工医药职业技术学院 | Chinese pronunciation teaching aid |
| CN212484627U (en) * | 2020-07-07 | 2021-02-05 | 孙潇 | Multifunctional teaching aid for Chinese teaching |
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Application publication date: 20210629 |
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