مميزات خاصة

DIY spring balance scale--also, an experiment and teaching model, your study science, fun learning,trigger pull scale
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Handheld spring scale--manual assembly model, which will help your developmental skills and learning minds,balance scale
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Hanging produce scales-- DIY spring scale, train your observation capability, thinking and analytical skills,spring scales

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Package List
4 sets x spring scales

Characteristics
-Color:Blue large display spring dial weight scale
-Size:13.00X3.00X0.50cm/5.11X1.18X0.20in spring weight scales
-Material:Plastic spring balance scale
- DIY spring scale, train your observation capability, thinking and analytical skills portable spring scale.
- Made of , which is and useful, can be used for long time DIY spring scale for experience.
- The educational spring scale is simple to operate, can bring joy and fun for and students balance scales .
- It is good for for early education, they can learn by playing the assemble DIY spring scale hanging produce scales
- Happy and easy to learn. The science educational DIY spring scale can exercise your hands-on ability spring scales.

Goods Information
portable spring scale This product is carefully prepared for and students.learning DIY spring scale It is excellent for developmental skills and learning minds.diy spring balance scale It is a good for .hanging scale for produce Are you looking for a creative for your ? This DIY spring scale will be the for you

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4 مجموعات من ميزان الزنبرك التعليمي البلاستيكي لسحب الزناد من أجل أدوات تجربة علمية آمنة للتعلم والمرح في الفصول الدراسية

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