CN203025995U

CN203025995U - Children addition and subtraction intuitive learning device

Info

Publication number: CN203025995U
Application number: CN 201220593235
Authority: CN
Inventors: 韩联郡
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-10-29
Filing date: 2012-10-29
Publication date: 2013-06-26
Anticipated expiration: 2022-10-29

Abstract

The utility model relates to a children addition and subtraction learning device and is characterized in that through the vivid and intuitive revelation of an addition and subtraction algorithm, children are helped to understand and master addition and subtraction operations within ten. The combination of real object abacus ('real abacus') and numbers is employed to promote the children to establish an intuitive relationship between a number and an object. The combination of printed dotted circle patterns ('virtual abacus') and the 'real abacus' is employed to reveal the algorithm of 'ten making'. The abacus is divided into different areas with different colors to reflect the algorithms of 'five making' and 'ten dividing'. Through the splitting of auxiliary baffle learning numbers, through the overall combination of the 'real abacus', the 'virtual abacus', area division and intuitive numbers, the formation of an addition and subtraction formula within ten of the children is promoted. According to the learning aid machine, the intuition, knowledge, functionality and intellectual development are integrated into one body, the device has the advantages of simple structure, convenience and practicability, can be used as a teaching aid for teaching, and also can be used as an intelligence toy of the children for self learning.

Description

Children's addition-subtraction method visual learning device

Affiliated technical field

The utility model relates to a kind of educational outfit, especially can help the learning device of children for learning " ten with interior plus-minus method ".

Background technology

At present, known children's addition-subtraction calligraphy learning auxiliary appliance mainly contains toy abacus, addition table, counter, addition learning card or learning board, teaching rod etc., also has in addition some toy-types, interest type plus-minus method aided education equipment.Concerning children, the important part of study plus-minus method is the experience process, understands and calculate reason, formation thought, and then exploitation children's mathematics intelligence.In all addition-subtraction learning equipment listed above, though have process arranged, lack and calculate reason, the process that has, calculate reason and all lack, thereby little to the psychological help of children for learning plus-minus method, can not play the effect of developing children mathmatics intelligence.

Summary of the invention

Calculate reason in experience process, understanding, form thought in order to overcome existing children's addition-subtraction calligraphy learning equipment, the deficiency of the aspects such as exploitation mathematics intelligence, task to be solved in the utility model are to provide a kind of " ten with interior plus-minus method " learning-aid device that integrates intuitive, intellectual, functional and intelligence development.Make preschool child or primary school one, second grade children on the basis of visual impression, become the understanding of image and can make up, split it efficiently with interior digital shape ten; In the study situation of hand brain and use, form the understanding of plus-minus method being calculated reason, understand the true essence of plus-minus method; In the learning process of plus-minus method, with left brain computing power and thinking in images ability co-development, strengthen children's mathematics intelligence.

To achieve these goals, the technical scheme that adopts of the utility model is: stamp the dashed circle pattern at a groove surface with the rectangular base plate of groove; With on ten hard steel bars respectively string one to ten bead with holes is arranged, and sequentially be fixed on flange with the rectangular base plate of groove; Guarantee the number of bead with holes and dashed circle pattern column alignment and every row bead with holes and dashed circle pattern and be ten; Adopt bead with holes in kind (below be referred to as " real bead ") to combine with numeral, impel children to form ten visual in image with interior numeral; Adopt the dashed circle pattern (below be referred to as " empty bead ") of printing to combine with " real bead ", impel children to calculate " gathering ten " formation perceptual knowledge in reason to addition; Bead is adopted the mode of color subregion, " the gathering five " of impelling children that addition is calculated in reason forms perceptual knowledge with " tearing five open "; By " real bead ", " empty bead ", subregion, numeral whole combination intuitively, impel children to ten with interior number, and ten form the figure memory with the fractionations of interior number, and form one " simulation teaching aid " in brains.By above method, make children get a real idea of ten reasons to contain in interior plus-minus method, the ability of exploitation children's thinking in images and figure memory promotes that children learn ten well better faster with interior plus-minus method, promotes the development of its mathematics intelligence.

The beneficial effects of the utility model are that children are formed the ten image understanding with interior numeral; " gathering ten " that children are calculated in reason addition forms perceptual knowledge, thereby lays a solid foundation for the addition-subtraction learning of back; Make children gather five to the number less than five, the number greater than five is torn open five, and gather and tear the memory of formation figure open this, improve the efficient of addition-subtraction learning; Make children can utilize graphics thinking expertly to split with interior number ten, strengthen its computing power; In addition, because this teaching aid is combined closely figure and counting, computing in design, therefore, children both had been conducive to cultivate its number sense in the process that plays, be conducive to again the development of its ability of mental arithmetic, and then promote children's imaginal thinking capability and the coordinated development of digital computation capability, reach the effect of its mathematics intelligence of exploitation.

Description of drawings

Below in conjunction with drawings and Examples, the utility model is further illustrated.

Fig. 1 is the front view of the utility model children's addition-subtraction method visual learning device; Fig. 2 is the side view of the utility model children's addition-subtraction method visual learning device; Fig. 3 is the vertical view of the utility model children's addition-subtraction method visual learning device; Fig. 4 is the front view with the rectangular base plate of groove; Fig. 5 is the constitutional diagram of the utility model children's addition-subtraction method visual learning device and annex baffle plate (15).

11. rectangular base plate with groove in figure, 12. dashed circle patterns (empty bead), 13. hard steel bars, 14. beads with holes (real bead), 15. baffle plates.

Embodiment

As shown in Figure 4, do a rectangular base plate with groove (11) with organic glass or other material, mode at the groove surface of base plate by printing is equidistant from left to right stamps ten fine dotted lines, second fine dotted line of clump begins, stamp one " empty bead " (12) on second fine dotted line, stamp on the 3rd fine dotted line two " empty beads ", by that analogy, until stamp ten " empty beads " on the ten fine dotted line, and to make circular pattern on each line be equidistant arrangement the from the top down.Stamp on the front

flange face numeral

1,2 ... 10, note aliging with dotted line.Stamp on rear flange surface the

numeral

10,9 ... 1.In addition as shown in Figure 3, reserve through hole on flange and prepare against fixedly hard steel bar (13).

As shown in Figure 1, ten isometric hard steel bars are gone here and there upper one, two, three, four, five, six, seven, eight, nine, ten bead with holes (14) successively, the bead of string on steel bar is " real bead ".Then successively the number of ten steel bars by " real bead " is fixed on the base plate flange from more to less, require simultaneously string to have the steel bar of ten beads and first, left side fine dotted line to align, string has the steel bar of nine beads and several second fine dotted line in the clump left side to align, by that analogy, until the steel bar of a bead is arranged string and the several ten fine dotted line aligns from the left side.

When using the utility model, mode that both can be by having figured pearl (12) and numeral are set up easily and are contacted, also can be as brain science research, directly more effectively set up contacting between numeral and material object by whole perception and the mode that figure is remembered; With " real bead ", " real bead " combination, clearly illustrate several situations of " gathering ten ".

Take the mode of additional design on the basis of above-mentioned design, namely bead is carried out subregion painted, contrast shown in Figure 1, bead is divided into two districts, top five-element's bead a kind of color, following five-element's bead another kind of color or not painted, and the place stamps numeral 5 in the middle of base plate face right hand edge.Directly like this can make children form perceptual knowledge to " gathering five ", " tearing five open " by observing.

As shown in Figure 5, coordinate baffle plate (15) can learn the fractionation of 6,7,8,9 numeral, 2,3,4 the direct observational learning of fractionation suggestion does not need the cooperation of baffle plate.

Children use the utility model, and teacher or the head of a family can be coached in the early stage, also can allow children oneself explore fully.

As another kind of embodiment of the present utility model, with shown in Figure 1 similar, just putting in order of " real bead " is many by reducing by left-to-right bead number, corresponding " empty bead " put in order be by left-to-right bead number by many and lack, press figure 1,2 on two flange surfaces ... 10 order transposing.

As another kind of embodiment of the present utility model, with shown in Figure 1 similar, subregion is not painted, adopt shown in Figure 5, gather five, tear five and fractionation of other number and the teaching of combination open in conjunction with baffle plate, its using method is: split at 5 o'clock, block the top five-element and the left side five row beads, observe bottom right five row beads; Split at 6 o'clock, block top four lines and the left side four row beads, observe bottom right six row beads; Other by that analogy.

Claims

1. a children's addition-subtraction method visual learning device, comprise rectangular base plate, hard steel bar, bead with holes with groove, it is characterized in that: the groove surface with the rectangular base plate (11) of groove is printed on dashed circle pattern (12); Going here and there respectively on ten hard steel bars (13) has one to ten bead with holes (14), and sequentially is fixed on the flange of the rectangular base plate (11) with groove; Bead with holes (14) and dashed circle pattern (12) column alignment and every row bead with holes (14) are with dashed circle pattern (12) number and be ten.

2. children's addition-subtraction method visual learning device according to claim 1, is characterized in that: also be used in conjunction with baffle plate (15) and children's addition-subtraction method visual learning device main body.