children's primary mathematical operations addition, subtraction, multiplication and division oral arithmetic flash card quick memory card math card

24 box

color

27 addition flashcards with a pen 27 subtraction flashcards with a pen 27 multiplication flashcards with a pen 27-piece division flashcards with a pen

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material: paper

brand: other

electric or not: no

multi-function or not: yes

applicable age: children (4-6 years old)

specifications: 7.5*8.9

can diy: yes

packing method: color box

item no.: f-021

foreign trade or not: yes

foreign trade type: export

place of import: europe and america

ability training: hands-on brain

is there an animation image: no

patents and copyrights: appearance design

patent number or copyright registration certificate number: none

patent and copyright application time: none

whether there is shopping guide video: yes

scientific and educational toy type: reading class

whether it is exclusively for foreign trade: no

Update time：20260420135902