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We need 3 - 7 business days for processing and production for the each orders to ship out.
Average transit times to the USA: 5 -Â 15 Business days
Average transit times to Europe:Â 10 -Â 23 Business days
transit times to other countries: 15-Â 30 Business days
We value your satisfaction and want you to feel confident in your purchase. That's why we offer a 100% money-back guarantee on all of our products. If your order doesn't arrive as described or arrives damaged or broken, we will happily refund the full purchase price.
To ensure your satisfaction, please carefully review all product details, including descriptions and photos, before making a purchase.
Addition, subtraction, multiplication and division of numbers within 1-100, four mathematical operation methods, to cultivate children's computing ability and learning fun, suitable for student practice, teacher teaching, parent guidance.
The digital mathematics stamp roller is small and exquisite, and can be carried around and placed in the pencil case. Improve Math Skills and Improve Concentration.
By scrolling the stamp, there will be math problems, which can be randomly selected.
Contains refills of ink, when the ink is used up, open the oil cap, drop 5-8 drops of ink, and continue to use it after the ink is completely absorbed.
Style: Addition/subtraction/multiplication/division
Color: Blue/pink
Origin: Mainland China
Subject: Mathematics
1* seal +1* oil