JP4890296B2 - Educational toys - Google Patents

Description

  The present invention relates to an educational toy.

In recent years, early childhood education has attracted attention, and accompanying this, various proposals have been made on educational toys that can be enjoyed by young children. For example, in Japanese Patent Application Laid-Open No. 2001-194986 (Patent Document 1), when a character is input by handwriting, a voice corresponding to the character is output, so that an infant can learn the written character and the voice at the same time. A possible educational toy has been proposed.
JP 2001-194986 A

  With traditional educational toys for infants, the amount of educational modes that can be taught is small, hiragana, katakana, and numbers are displayed so that they can remember the order of writing. I couldn't remember it by having fun and repeating characters. Also, there was a case where it was necessary to prepare a separate paper when practicing stroke order. For this reason, infants get tired quickly and cannot be used for a long time.

  The present invention has been made in view of the above-mentioned problems of the prior art, and is an educational toy that can be learned while having fun and has a large amount of educational content that can be intellectually trained and does not get tired for a long period of time. The purpose is to provide.

The educational toy (1) of the present invention includes a pedestal part (2), an upper lid (3) connected to the pedestal part (2) so as to be opened and closed, a basic seat (18) used in the basic educational mode, and educational contents. The pedestal portion (2) is a rectangular thin plate and includes a plurality of sensors at equal intervals in the vertical and horizontal directions, and a basic sheet (18) and an exchange sheet (19 ) And an operation panel (11) laid, and a sheet discriminating device (56) for discriminating the type of the replacement sheet (19), and the upper lid (3) has a liquid crystal display device (53) and a learning mode switch. A button and an audio output device (54). When a predetermined position on the basic sheet (18) or the replacement sheet (19) is pressed, an image corresponding to the position pressed by the control device (51) is displayed. voice together make displayed on the liquid crystal display device (53) is characterized in that causes the output from the audio output device (54).

The pedestal portion (2) includes a slidable drawer-shaped replacement sheet storage portion (7) for storing the replacement sheet (19) on the front, and further from the upper end of the peripheral edge of the operation panel (11). There is an edge frame (12) over the outer peripheral edge of the pedestal part (2), and the basic sheet (18) and the edge between the front side portion of the edge frame (12) and the peripheral front side end of the operation panel (11) The sheet discriminating device (56) is provided at a predetermined position of the sheet insertion portion (20), and has a gap serving as a sheet insertion portion (20) into which the peripheral portion of the replacement sheet (19) is inserted. The pedestal portion (2) includes a volume switch (14) for adjusting the volume of the sound output from the sound output device (54).

Furthermore, the upper cover (3) has a learning mode switching button, a liquid crystal display device (53), etc., and the learning mode switching button is output from the image and sound output device (54) displayed on the liquid crystal display device (53). Repeat playback button (23) that repeats the recorded audio, slow playback button (24) that slowly repeats the sound displayed on the liquid crystal display (53) and the sound output from the audio output device (54), and basic sheet (18) or a quiz button (25) for asking a predetermined problem from the contents of education on the replacement sheet (19) laid on the basic sheet (18).

In addition, the liquid crystal display device (53) includes an illumination device, and includes a light amount changing device that changes the amount of light emitted from the illumination device.

  The plurality of replacement sheets (19) includes a unique energization printing unit (35) representing the type of each replacement sheet (19), and the sheet discrimination device (56) replaces the energization printing unit (35) with the replacement sheet. This identifies the type of (19). The replacement sheet (19) is covered with a resin that can easily erase characters written with the water-based pen (8), and is detachably inserted into the sheet insertion portion (20).

  The basic seat (18), replacement seat (19), pedestal (2) and upper lid (3) are equipped with models and images of characters popular with infants, and the voice output from the audio output device (54) The image of the character and displayed on the liquid crystal display device (53) is the image of the character.

  According to the present invention, it is possible to provide an educational toy that can be learned while being enjoyed by an infant, has a large amount of educational mode that can be intellectually trained, and does not get tired for a long period of time.

  The educational toy 1 of the best mode for carrying out the present invention includes a pedestal part 2, an upper lid 3 connected to the pedestal part 2 so as to be openable and closable, a basic seat 18 used in the basic educational mode, and a change in educational content. The pedestal portion 2 is a rectangular thin plate having a plurality of sensors at equal intervals in the vertical and horizontal directions, and an operation panel on which the basic sheet 18 and the replacement sheet 19 are laid. 11 and a sheet discriminating device 56 for discriminating the type of the exchange sheet 19, and the upper lid 3 has a liquid crystal display device 53, a learning mode switching button, and an audio output device 54, and the basic sheet 18 or the exchange When a predetermined position on the sheet 19 is pressed, an image corresponding to the pressed position is displayed on the liquid crystal display device 53 and a sound is output from the sound output device 54.

  The pedestal portion 2 includes a slidable replacement sheet storage portion 7 for storing the replacement sheet 19 on the front, and further, an edge frame 12 is formed from the upper edge of the peripheral edge of the operation panel 11 to the outer peripheral edge of the pedestal portion 2. Having a gap that becomes the sheet insertion portion 20 between the edge frame 12 and the peripheral edge of the operation panel 11, the sheet determination device 56 is installed at a predetermined position of the sheet insertion portion 20, The pedestal unit 2 includes a volume switch 14 that adjusts the volume of the sound output from the sound output device 54.

  Further, the liquid crystal display device 53 includes a lighting device, and includes a light amount changing device that changes the light amount of light emitted from the lighting device.

  The learning mode switching button includes a repeat playback button 23 that repeats the image displayed on the liquid crystal display device 53 and the sound output from the sound output device 54, and the display and sound output device 54 displayed on the liquid crystal display device 53. It has a slow playback button 24 that repeats the output sound slowly, and a quiz button 25 that questions a predetermined problem from the contents of education of the basic sheet 18 or the replacement sheet 19 laid on the basic sheet 18. .

  Each of the plurality of replacement sheets 19 includes a unique energization printing unit 35 that indicates the type of each replacement sheet 19, and the sheet determination device 56 identifies the type of the replacement sheet 19 from the energization printing unit 35. The replacement sheet 19 is covered with a resin that can easily erase characters written with the water-based pen 8, and is detachably inserted into the sheet insertion portion 20.

  The basic sheet 18, the replacement sheet 19, the pedestal 2 and the upper lid 3 are equipped with models and images of characters popular with infants, and the voice output from the voice output device 54 is the voice of the character, and the liquid crystal display device The image displayed in 53 is the image of the character.

  Hereinafter, an educational toy according to an embodiment of the present invention will be described in detail with reference to the drawings. The educational toy of the present invention is a toy that infants can learn by enjoying hiragana, katakana, numbers, and alphabets. As shown in FIG. 1, the educational toy has a thick, hollow, substantially rectangular parallelepiped shape with various control devices and batteries inside. The built-in pedestal portion 2 and the upper lid 3 that is substantially the same shape as the pedestal portion 2 and is pivotally connected to the rear of the pedestal portion 2 by a hinge 4 are used with the upper lid 3 opened. .

  The pedestal portion 2 is formed so as to protrude rearward from a predetermined position on the back surface, and two hinges 4 formed so as to protrude vertically at two predetermined locations near the rear end portion of the upper surface. And a gripping portion 6 that serves as a handle when carrying the educational toy 1, and a drawer-shaped replacement sheet storage portion 7 in which a plurality of replacement sheets 19 described later are stored.

As shown in FIG. 2, the pedestal portion 2 includes an operation panel 11 from the center of the upper surface to the vicinity of the outer peripheral edge, and has an edge frame 12 from the upper edge of the peripheral edge of the operation panel 11 to the outer peripheral edge of the pedestal portion 2. The gap between the front side portion of the edge frame 12 and the peripheral front side end of the operation panel 11 is provided as a sheet insertion portion 20, and a basic sheet 18 is laid on the operation panel 11, A power switch 13 is provided in the vicinity of the right rear corner, and a volume switch 14 for adjusting the volume in three stages is provided in the vicinity of the left rear corner. Further, a pen storage portion 15 for storing the water-based pen 8 is formed in the vicinity of the left end portion of the edge frame 12, and a locking hole 17 through which an end portion of the opening / closing button 5 described later passes in the vicinity of the front center of the edge frame 12. Is formed. Further, a sheet discriminating device 56 for identifying the type of the replacement sheet 19 described later is provided in the vicinity of the right front of the sheet insertion portion 20.

  This operation panel 11 is a rectangular thin plate and uses a touch panel sensor or the like having a plurality of sensor portions at equal intervals in the vertical and horizontal directions. When a player touches a predetermined place on the operation panel 11, this touch panel is touched. The position information signal of the place touched by the sensor is detected by detecting the touched place.

  The basic sheet 18 is used in the basic education mode in which the later-described replacement sheet 19 is not laid on the basic sheet 18, and a rectangular basic frame 31 is hiragana as shown in FIG. The basic frame 31 includes a hiragana area 32 printed with a single hiragana character on the lower side, a word including a hiragana printed in the hiragana area 32 above the hiragana area 32, and A word region 33 on which a picture associated with the word is printed. For example, if “I” is written in the hiragana area 32, the word area 33 contains the letters “strawberry” and a picture of a strawberry, and the hiragana area 32 in the letters “strawberry” It is described with emphasis by enclosing a portion of “I” in the hiragana circled.

  As shown in FIGS. 1 and 2, the upper lid 3 is provided with an opening / closing button 5 at the center of the upper surface, which is the upper surface when the lid is opened. When the upper lid 3 is in the closed state, the engagement hole 17 formed in the upper surface in the vicinity of the front surface of the pedestal portion 2 is inserted, and the engagement formed in the upper surface in the vicinity of the front end portion of the replacement sheet storage portion 7 described later. It is to be engaged with the stop groove 71. In other words, when the cover is closed, the base 2 and the upper cover 3 are fixed by the open / close button 5, and the replacement sheet storage part 7 is also locked.When the upper cover 3 is closed, the grip 6 is Even when gripping and lifting the front side downward, it is possible to prevent the upper lid 3 from opening and to prevent the replacement sheet storage portion 7 from sliding and opening downward.

  Further, the upper lid 3 has a liquid crystal display device 53 having a density adjusting function and an illumination function at a substantially central portion of the front surface, which is a surface facing the upper surface of the pedestal portion 2 in the closed state, and further near the lower portion of the front surface. Is equipped with a repeat playback button 23, a slow playback button 24, and a quiz button 25 in order from the right side as a learning mode switching button, and the density of the image displayed on the liquid crystal display device 53 is set near both ends of the liquid crystal display device 53. A density adjustment button 26 for adjustment and an illumination button 27 for lighting from the inside of the liquid crystal display device 53 are provided, and an audio output device 54 is provided in the vicinity of the right end portion of the liquid crystal display device 53.

  The learning mode is changed by pressing the learning mode switching button. The repeat playback mode starts by pressing the repeat playback button 23, the slow playback mode starts by pressing the slow playback button 24, and the quiz button 25. There is a quiz mode that starts by pressing.

  The density adjustment button 26 has a three-level density adjustment function. When the density adjustment button 26 is pressed, the density adjustment button 26 displays a density one level higher than the current density, or if it is already displayed at the highest density, The display is switched to the display with the lowest density. When the illumination button 27 is pressed, the illumination is turned on from the inside of the liquid crystal display device 53. When the illumination button 27 is pressed again, the illumination is less than the initial illumination, and when the illumination button 27 is pressed again, the illumination is turned off. is there.

  Furthermore, the upper lid 3 has a character picture, model, etc. on the front, and these pictures and models have the appearance of holding the liquid crystal display 53 provided in the upper lid 3, the learning mode switching button, etc. . By adopting such an appearance, an infant using the educational toy 1 can learn with a sense of playing with a favorite character, and can be trained with a sense of play.

  The replacement sheet storage portion 7 has a box shape with an opening on the upper surface, and has a handle portion 72 for placing a finger when pulling out the replacement sheet storage portion 7 at the upper short side on the front side. A locking groove 71 for locking the end of the opening / closing button 5 is formed in the upper center, and a plurality of replacement sheets 19 for changing the contents of education are stored in the replacement sheet storage section 7. .

  This replacement sheet 19 is used by being inserted into the sheet insertion portion 20, and is printed on both the front and back sides to constitute various educational modes. As shown in FIG. An energization printing unit 35 for allowing the sheet discrimination device 56 to identify the type is provided. This energization printing unit 35 is printed in the same position on both the front and back sides of the replacement sheet 19 with different printing patterns. When the replacement sheet 19 is inserted into the sheet insertion unit 20, the back side of the replacement sheet 19 The vicinity of the energization printing unit 35 printed on is positioned between the sheet discrimination device 56 and the edge frame 12, and the energization printing unit 35 on the back side comes into contact with the sheet discrimination device 56. When the energization printing unit 35 comes into contact with the sheet discrimination device 56, the sheet discrimination device 56 identifies the type of the replacement sheet 19 from the print pattern of the energization printing unit 35.

  Further, the replacement sheet 19 is covered with a resin transparent sheet, so that it can be easily erased even if the attached eraser is directly written on the replacement sheet 19 with the aqueous pen 8 provided on the head. It has become. Thus, by being able to write directly, it is possible for an infant to learn letters and the like simultaneously with eyes, ears and hands. Further, the educational contents described in the exchange sheet 19 include various types such as a katakana 50-note table, an alphabet table, or a practice table from line to line.

  Next, the control mechanism of the educational toy 1 will be described. As shown in FIG. 5, the educational toy 1 of the present embodiment is transmitted from the control device 51 that controls various processes, the storage device 52 that stores various data of the educational toy, and the control device 51. A liquid crystal display device 53 that receives image data and displays an image, a sound output device 54 that receives sound data transmitted from the control device 51 and outputs sound, an operation panel 11 used at the time of input, a power switch 13, An input device 55 such as a volume switch 14, learning mode switching buttons 23 to 25, a density adjustment button 26, and an illumination button 27, and a sheet discriminating device 56 for identifying the type of the replacement sheet 19 are provided.

  The operation of these control mechanisms will be described. As shown in the flowchart of FIG. 6, when the power switch 13 is turned on, the control device 51 reads the start data to be executed at the start from the storage device 52 and transmits the start data to the liquid crystal display device 53 and the audio output device 54. Then, the start processing for displaying the start of education on the liquid crystal display device 53 and outputting the sound of the start of education on the audio output device 54 is executed (step S105).

  After the start process (step S105), the sheet determination device 56 executes a sheet determination process for determining whether the replacement sheet 19 is installed (step S110), and the replacement sheet 19 is installed in the sheet determination process (step S110). If not, a signal indicating no replacement sheet 19 is transmitted to the control device 51. The control device 51 that has received the signal indicating that there is no replacement sheet 19 from the sheet discriminating device 56 reads the basic educational mode start data from the storage device 52 and transmits the basic educational mode start data to the liquid crystal display device 53 and the audio output device 54. Then, the basic educational mode start process for displaying the basic educational mode start on the liquid crystal display device 53 is executed (step S115).

  In the sheet determination process (step S110), when the replacement sheet 19 is installed, the sheet determination device 56 executes a sheet identification process for determining whether the type of the replacement sheet 19 can be identified (step S120). If the type of the replacement sheet 19 is identifiable, a signal indicating the type of the replacement sheet 19 is transmitted to the control device 51. The control device 51 that has received a signal indicating the type of the replacement sheet 19 from the sheet discrimination device 56 reads the changed educational mode start data corresponding to the type of the replacement sheet 19 from the storage device 52, and the liquid crystal display device 53 and the audio output device 54 The change education mode start data is transmitted to the display, the change education mode is displayed on the liquid crystal display device 53, and the change education mode start process is executed to output the change education mode start sound to the audio output device 54 (step S125). ).

  If the type of the replacement sheet 19 cannot be identified in the sheet identification process (step S120), the sheet discrimination device 56 transmits a signal indicating that the type of the exchange sheet 19 cannot be identified to the control device 51, and the sheet discrimination device. Upon receiving a signal indicating that the type of the replacement sheet 19 cannot be identified from 56, the control device 51 reads the error data from the storage device 52, transmits the error data to the sound output device 54, and outputs the error sound to the sound output device 54. The error sound output process to be executed is executed (step S130).

  After executing the basic mode start process (step S115) and the change mode start process (step S125), the input device 55 executes an input determination process for determining whether the input device 55 has been operated (step S135). When the input can be determined in (Step S135), the input signal of the input content is transmitted to the control device 51, and the control device 51 that has received the input signal corresponds to the input signal in the current educational mode from the storage device 52. The output data is read, the output data is transmitted to the liquid crystal display device 53 and the sound output device 54, the image corresponding to the output data is displayed on the liquid crystal display device 53, and the sound corresponding to the output data is displayed on the sound output device 54. Is executed (step S140), and the process returns to the input determination process (step S135). In the input determination process (step S135), when the input cannot be determined, the power is turned off after waiting for a predetermined time.

  Next, the case where the replacement sheet 19 is laid on the basic sheet 18 when the power switch 13 is in the ON state or the current replacement sheet 19 is replaced with another replacement sheet 19 will be described. As shown in FIG. 7, when the replacement sheet 19 is set (step S201), the sheet determination device 56 executes a sheet identification process for determining whether the type of the replacement sheet 19 can be identified (step S210). When the type can be identified, a sheet type signal indicating the type of the replacement sheet 19 is transmitted to the control device 51.

  The control device 51 that has received the sheet type signal from the sheet discriminating device 56 reads the changed educational mode start data corresponding to the type of the replacement sheet 19 from the storage device 52, and sends the changed educational mode to the liquid crystal display device 53 and the audio output device 54. The start data is transmitted, the change education mode start message is displayed on the liquid crystal display device 53, and the change education mode process is executed in which the voice output device 54 outputs the sound of the change education mode start (step S220). Then, the educational mode corresponding to the changed exchange sheet 19 is executed.

  In the sheet identification process (step S210), if the sheet type cannot be identified, the sheet identifying device 56 transmits a signal indicating that the type of the replacement sheet 19 cannot be identified to the control device 51, and the sheet identifying device. Upon receiving a signal indicating that the type of the replacement sheet 19 cannot be identified from 56, the control device 51 reads the error data from the storage device 52, transmits the error data to the audio output device 54, and causes the audio output device 54 to output an error sound. Error sound output processing is executed (step S230).

  Next, a specific operation of the educational toy in each process will be described. In the start process (step S105), a character and a character such as “Kyoto Aiue” are displayed on the liquid crystal display device 53, and the voice of the character “Let's study Ai Ue with me” from the voice output device 54 together with the music. Flowing.

  Then, in the basic educational mode start process (step S115), which is a case where the replacement sheet 19 is not set on the operation panel 11, characters and characters such as “AIUEOGOJOUONHYO” are displayed on the liquid crystal display device 53, In the change educational mode start process (step S125) in which the exchange sheet 19 is set on the operation panel 11, for example, when the exchange sheet 19 is an alphabet table, the liquid crystal display device 53 displays “Alphabet”. The characters and characters “Tohyo” are displayed, and the voice of the character “Let's learn the alphabet” along with the music flows from the audio output device 54. If the sheet discriminating device 56 cannot identify the type of the replacement sheet 19, a sound such as “boo” flows from the audio output device.

  In the voice output display process (step S140) in the basic educational mode, for example, when the infant pushes “A” in the hiragana area 32 of the basic sheet 18 with a finger, the voice of the character “A” flows from the voice output device 54. As shown in FIG. 8A, the liquid crystal display device 53 is displayed with the letters “a” outlined. And as shown in Fig. 8 (b), the white part in the order of writing "A" gradually fades black with the music, and when the hiragana is written, the voice of "A" of the character ends again To do. Also, for example, when “Yes” in the word area 33 described on the basic sheet 18 is pressed, the voice of the character “Yes” flows from the voice output device 54, and an ant picture is displayed on the liquid crystal display device 53. Is done.

  On the other hand, when the replacement sheet 19 is set on the operation panel 11 or when it is set, the type of the replacement sheet 19 is determined by the sheet determination device 56 (step S120, step S210), and the replacement sheet 19 is determined. A sound corresponding to the type of the sound flows, and the sheet name of the replacement sheet 19 is displayed on the liquid crystal display device 53. If the sheet name is, for example, a lower-case alphabet sheet, a display such as “alphabet koji” is made. The sound when the operation panel 11 is pressed and the display on the liquid crystal display device 53 change depending on the type of the replacement sheet 19.

  Next, a case where the learning mode switching button is pressed will be described. When the infant presses the repeat playback button 23, the learning mode becomes the repeat playback mode, and corresponds to the word or character that is output and displayed by the infant pressing the basic sheet 18 or the replacement sheet 19 immediately before pressing the repeat playback button 23. Audio and images are output from the audio output device 54 and the liquid crystal display device 53. By pressing the repeat playback button 23, the infant can repeatedly hear and see the same words and characters, and the learning effect is enhanced because of repeated learning.

  When the slow playback button 24 is pressed, the learning mode becomes the slow playback mode, and the voice and image corresponding to the word or character pressed the basic sheet 18 or the replacement sheet 19 pressed before the slow playback button 24 is pressed are output as audio. Slow output from the device 54 and the liquid crystal display device 53. For example, in the case where the “ya row practice sheet” shown in FIG. 4 is set, when the infant pushes the “ya” after the infant presses the “ya”, the “ya” stroke order is slowly changed to the liquid crystal display device. Infants can learn to write the letters “ya” with the water-based pen 8 in the stroke order practice area of the replacement sheet 19 so as to follow this display, and will be displayed when played back at normal speed. Even young children who could not write after following the stroke order can practice the stroke order with ease. In addition, when writing is completed or a writing error is made, characters written by an eraser attached to the water-based pen 8 are erased, and the writing order and the like can be learned on the same sheet as many times as necessary.

  When the quiz button 25 is pressed, the learning mode is changed to the quiz mode, a predetermined quiz corresponding to the type of the basic sheet 18 or the replacement sheet 19 is given, and the correct answer sound is obtained when the infant's answer is correct. After the sound of “ping pong”, a voice such as “It is correct. It ’s amazing.” By a character etc. is output, and then a new problem is output. Also, if the infant makes a wrong answer, a sound such as “No. Do your best. Do your best.” Is output after the sound of “boo”, which is an incorrect answer sound, and continues until the infant answers correctly. If the quiz button 25 is pressed again, the quiz mode is terminated.

  For example, when the quiz button 25 is pressed in the basic educational mode, a voice of “origami” is played in the character's voice, and then a voice of “push origami” is played. When an infant presses a point marked “origami” on the basic sheet 18, as described above, the sound “ping pong” or “correct answer. Is displayed. If the answer is incorrect, the voices “Boo” and “No. Do your best. Do your best.” Repeat until the infant answers correctly. And after answering correctly, the voice of the character “The next problem” is heard in the voice of the character, and it moves to the next quiz.

  According to the educational toy of the present embodiment, an infant can enjoy learning and can learn in a number of educational modes by using the exchange sheet 19, so that an educational toy that never gets tired can be provided. In addition, since the liquid crystal display device 53 has a density adjustment function and a lighting function, it is possible to provide an educational toy 1 that can provide an easy-to-see image and can easily bear the eyes of the infant. Furthermore, since the learning mode can be switched by the learning mode switching button, it is possible to provide the educational toy 1 that can perform repetitive learning, writing order learning, review, etc., and has a high learning effect for infants.

The perspective view which concerns on the educational toy of this invention. The perspective view at the time of the lid opening state which concerns on the educational toy of this invention. The figure explaining the basic sheet of this invention. The figure explaining the exchange sheet of this invention. The functional block diagram of the educational toy of this invention. The flowchart figure explaining operation | movement of the educational toy of this invention. The flowchart figure explaining operation | movement of the educational toy in the case of setting an exchange sheet. FIG. 6 shows an example of display of a liquid crystal display device.

Explanation of symbols

1 educational toys 2 pedestal
3 Upper lid 4 Hinge
5 Open / close button 6 Grip
7 Replacement sheet storage 8 Water-based pen
11 Control panel 12 Edge frame
13 Power switch 14 Volume switch
15 Pen holder 17 Locking hole
18 Basic seat 19 Replacement seat
20 Seat insertion part
23 Repeat playback button 24 Slow playback button
25 Quiz button 26 Density adjustment button
27 Light button 31 Basic frame
32 Hiragana area 33 Word area
35 Current printing section 51 Control device
52 Storage device 53 Liquid crystal display device
54 Audio output device 55 Input device
56 Sheet identification device 71 Locking groove
72 Handle

Claims (7)

A pedestal,
An upper lid connected to the pedestal so as to be openable and closable;
A basic sheet used in the basic education mode;
With multiple exchange sheets that change the contents of education
The pedestal is
A rectangular thin plate,
A slidable drawer-shaped replacement sheet storage unit that stores the replacement sheet on the front,
An operation panel having a plurality of sensors on the upper surface at equal intervals in the vertical and horizontal directions, and in which the basic sheet and the replacement sheet are laid above,
An edge frame that extends from the upper edge of the peripheral edge of the operation panel to the outer periphery of the pedestal,
Between the front side portion of the edge frame and the peripheral front side end of the operation panel, a gap serving as a sheet insertion portion into which the peripheral portion of the basic sheet and the replacement sheet is inserted,
Furthermore, it has a sheet discriminating device that is installed at a predetermined position of the sheet insertion portion and discriminates the type of the replacement sheet,
The upper lid is
A liquid crystal display device;
Learning mode switch button,
An audio output device,
As the learning mode switching button,
A repeat playback button for repeating the image displayed on the liquid crystal display device and the sound output from the sound output device;
A slow playback button for slowly repeating the image displayed on the liquid crystal display device and the sound output from the sound output device;
A quiz button that questions a predetermined problem from the educational contents of the basic sheet or the replacement sheet laid on the basic sheet,
When a predetermined position on the basic sheet or the replacement sheet is pressed, a control device is provided that displays an image corresponding to the pressed position on the liquid crystal display device and outputs a sound from a sound output device. Educational toys.
The educational toy according to claim 1 , wherein the pedestal unit includes a volume switch that adjusts a volume of a sound output from the sound output device. The educational toy according to claim 1 or 2 , wherein the liquid crystal display device includes a lighting device. The educational toy according to claim 3 , wherein the liquid crystal display device includes a light amount changing device that changes a light amount of light emitted from the illumination device. The plurality of replacement sheets includes a unique energization printing unit that represents the type of each replacement sheet,
The educational toy according to any one of claims 1 to 4 , wherein the sheet discriminating device identifies the type of the replacement sheet from the energization printing unit. The educational toy according to any one of claims 1 to 5 , wherein the replacement sheet is covered with a resin that can easily erase characters written with a water-based pen. The replacement sheets, educational toy according to any one of claims 1 to 6, characterized in that it is freely fitted removably to said seat inserting portion.

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