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OG Happy

Halloween 3D Puzzle DIY Tree House Castle Model Set

Regular price $43.99 USD
Regular price $54.98 USD Sale price $43.99 USD
Sale Sold out
Tax included. Shipping calculated at checkout.

【Creative Halloween Puzzle】This toy is 3D Halloween Castle and Tree House DIY Puzzle suit. It can inspire creativity and brain development. Very good for Halloween Party decoration. Also a good way to get some knowledge from fun, Great for Parent-Child Relationship.

【Multi Benefit】It is a safe, healthy, intelligent, and educational toy that will develop abilities of concentration, logical thinking, imagination! It is a good way to exercise brains and develop a good hobby for your child.

【Easy to Assemble】Picture & numbers clues can be easily assembled together by following the numbers. The detailed instructions make it easy for anyone to assemble. One major feature of this product is that when completed it is a sturdy construction. Remember, this is a great decoration item for Halloween!

【Safe To Use】The puzzles are specially designed for kids' hands, no sharp edges for the puzzle pieces, they won't harm children's hands.

【Super Halloween Gift】 This super value pack would be an ideal gift for the 3D puzzle fans, as it gets you in the mood for Halloween.


  • Suitable Age:3+
  • Model Size:19*12.2*22cm
  • Weight: 460g



Free Shipping over $49

We are committed to providing you with the best shipping options, meanwhile ensuring that we provide the very highest levels of responsiveness to you at all times.


Free shipping is offered on orders over $49.

For orders under $49, standard shipping is charged for $5.99. 

We will send you a confirmation email once your order is verified. After verification, in principle, the orders will not be canceled during this period, considering the handling process already start, but we will try our best to communicate with via email or phone to find a good solution.

Allow 1 to 2 business days for processing of Ground shipments.

If we are experiencing a high volume of orders, shipments may be delayed by a few days. Please allow additional days in transit for delivery. If there will is a significant delay in the shipment of your order, we will contact you via email or telephone timely.

Shipping time: This refers to the time it takes from items to be shipped from our warehouse to the destination. 

Normally we ship by standard express, it takes 10-22 business days.  if your address is in remote area (Click here to find the remote area zipcode), the deliver time will be 30-40 days.

Please try your best to provide us with your physical address instead of PO. BOX address. if you provide PO BOX address, we will send you an email to confirm physical address, if no reply within one business days, we have to ship by post channel which will take 30-40 days on the way.

You will receive a Shipment Confirmation email containing tracking numbers once your order has shipped. The tracking number will be active within 24-48 hours.

You may track your order on page TRACKING on our website, or click here to track.

Note: Affected by Covid-19, there will be some delay on the delivery.

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30-Day Return

30-Day Return & Exchange Policy

We want you to feel comfortable and confident when shopping at OG HAPPY, that’s why we offer a 30-day return & exchange policy. If for any reason you're not satisfied with your purchase, you may return or exchange the unused item in its original condition as long as you contact us within 30 days from the delivery date.

Return & Exchange Conditions

1. Items returned without authorization will not be accepted.

2. The time frame for return & exchange must not exceed 30 days from when the original order was received.

3. All items must be returned in their original condition, without scratches or signs of wear, and must not be resized or altered in any way.

4. When returning or exchanging items, customers must use a shipping method that has tracking on it. Returns or exchanges with no tracking will not be processed.

5. For return, any promotional gifts received must be included with the returned items. Otherwise, the retail price of the promotional gift will be deducted from the refund.

Note: Please do not send your return to the address on your package. That is not our return address and will affect the processing of your return.

Contact US

We believe in delivering excellent customer service, and will do everything possible to satisfy our customers. If you have any questions, comments or suggestions, feel free to email us at

Customer Reviews

Based on 1 review

I used to buy flat puzzles for my son. As the child grows up, he now likes 3D puzzles very much because he finds it very challenging.