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Qiyi Kong Ming Lock Lu Ban Lock IQ Brain Teaser Puzzles Game Toy for Kids Children Montessori 3D Puzzles Game Unlock Toys

Regular price $14.99 $29.98 | Save $14.99 (50% off)



Name: Kongming Luban Lock Children's 3D Handmade Toys Adult Intellectual Brain Teasers Game Puzzle Educational Toys
Cultural origin: Kongming lock is a traditional Chinese intellectual educational toy, also known as Luban lock. The concave and convex parts inside the 3D interpolation toy mesh perfectly.
Various patterns: Kongming locks come in different shapes and sizes, with different internal structures.
Use: If you order 3d puzzle, it will be a great opportunity for parent-child interaction, which can increase intimacy. Also, it challenges your mind, patience and helps develop your intellect. Great for IQ development and imagination.
Suitable for all ages: The 3d puzzle has entertainment function, suitable for all ages. Such as office workers, children and the elderly.



Shipping Policy

Country Order Amount Shipping Fee Shipping time
United States Over $59 Free  7 - 20 Business Days
Under $59 $5.99  7 - 20 Business Days
Over $59
Free  10 - 25 Business Days
Under $59 $6.99 
10 - 25 Business Days
1) Shipping Time does not include a 2-5 days processing period required to process your order from the date your order is placed. 
2) Our products are produced in Vietnam, China, Korea and so on, all our products are shipping directly by our factories. So it may take more than 10 days of long international transportation.
3) We will make every effort to deliver your package ASAP. However, additional time may be required due to invalid addresses and custom clearance issues.
4) Should your package not arrive within 30 days after you have placed your order, you must contact Customer Support within 30 days after your order was placed.
* Shipping time delayed due to New Crown epidemic *
Affected by the New Crown Epidemic (COVID-19),  logistics takes longer than ever. Shipping time may also be delayed as a result. Thank you for understand.

Return & Refund Policy

To initiate a return&exchange, please contact our customer service team ( for an assessment.

Please note, items must be shipped back to the address provided by customer service, NOT the address on your original delivery.
How long do I have before making a return, and do I have to pay for shipping?
Because everyone has been asked to stay at home, we want to do our part to help. For all orders placed after February 1, 2020, the return window has been extended from 45 days to 60 days.
1. You have a max of 60 days to make returns. You must send back and postmark your return packages within 60 days after the purchase date. No returns made after 60 days from the purchase date will be accepted.
2.Shipping Fee: The product arrive damaged, will offer the return&exchange shipping fee. If the customer needs to return&exchange the product with personal issues, the customer need to offer the return shipping fee. 


What should I do if I need to request a return&exchange?
To initiate a return&exchange, please contact our customer service team ( for an assessment. Upon approval, the return address will be emailed to you. Please note, items must be shipped back to the address provided by customer service, NOT the address on your original delivery.


How will I receive my refund?
Refunds will be processed within 7 days after we receive your package. The refund will be issued to your original payment account, as per your request.


Important Notice:
1. Please do not send your return to the sender's address on your package. This is not the return address and will affect the processing of your return. You should only send it to the address provided by our customer service.
2. Please make sure you don't include items by accident in your return package. We will not be responsible for sending back those items to you.
NOTE: If you have any issues with your return, you can contact Customer Support

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