Math calculation box

Math calculation box relates to teaching aid technical field, it include box body (1), lid (2), hinge (3), two pairs magnet piece (4), be used for to write the computational mathematics topic first blank (5), be used for taking notes second blank (6) and a set of calculation paper (7) of numerical r...

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Bibliographic Details
Main Author ZHOU QIANZHI
Format Patent
LanguageChinese
English
Published 12.04.2017
Subjects
ADVERTISING
APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND,DEAF OR MUTE
CRYPTOGRAPHY
DIAGRAMS
DISPLAY
EDUCATION
EDUCATIONAL OR DEMONSTRATION APPLIANCES
GLOBES
PHYSICS
PLANETARIA
SEALS
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Summary:Math calculation box relates to teaching aid technical field, it include box body (1), lid (2), hinge (3), two pairs magnet piece (4), be used for to write the computational mathematics topic first blank (5), be used for taking notes second blank (6) and a set of calculation paper (7) of numerical result, be equipped with a pair of magnet board mounting groove, first blank mounting groove on box body (1) and be used for placing the recess that calculates paper, lid (2) are equipped with second blank mounting groove and a pair of magnet board mounting groove, and hinge (3) movable mounting is passed through on box body (1) in lid (2), the utility model discloses simple structure, the cost of manufacture is low, can be in mathematics teaching process, the convenient calculates, and can carry out check to calculation process and result after the calculation completion, has fine practical value. 数学演算盒，涉及教学用具技术领域，它包括盒体（1）、盒盖（2）、合页（3）、两对磁铁片（4）、用于书写计算数学题的第白板（5）、用于记录计算结果的第二白板（6）和组演算纸（7），所述盒体（1）上设有对磁铁板安装槽、第白板安装槽和用于放置演
Bibliography:Application Number: CN20162584709U