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🔐 Unlock your creativity with the ultimate steampunk puzzle box!
The UGEARS Book of Secrets is a sophisticated 3D wooden puzzle box featuring 263 precision-cut pieces, a multi-step mechanical opening with a 3-digit combination lock, and a unique steampunk design. Designed for adults and hobbyists, it requires no glue or special tools, making it a perfect blend of creative craftsmanship and brain-teasing fun. This model doubles as a stylish secret compartment, ideal for storing personal treasures or gifting to puzzle enthusiasts.



























































| ASIN | B0D9KZ13Z7 |
| Age Range Description | Adult |
| Best Sellers Rank | 103,667 in Toys & Games ( See Top 100 in Toys & Games ) 680 in 3-D Puzzles |
| Brand Name | UGears |
| Colour | Dark and Light Wood |
| Country Of Origin | Ukraine |
| Customer Reviews | 4.6 4.6 out of 5 stars (269) |
| Educational Objective | Logical Thinking, Problem Solving Skill |
| Included Components | 263 wooden puzzle pieces |
| Is Assembly Required | Yes |
| Item Dimensions | 18.7 x 17 x 0.1 centimetres |
| Item Dimensions L x W | 18.7L x 17W centimetres |
| Item Shape | Irregular |
| Item Type Name | 3D wooden puzzle for adult |
| Item Weight | 305 Grams |
| Manufacturer | UGEARS |
| Manufacturer Part Number | 70265 |
| Material Type | Engineered Wood |
| Maximum Age Recommendation | 1200 |
| Minimum Age Recommendation | 168 |
| Model Number | 4820184122321 |
| Number of Items | 1 |
| Number of Pieces | 263 |
| Number of Players | More than 1 |
| Operation Mode | manual |
| Play Activity Location | Tabletop |
| Power Source | Manual |
| Product Style | Steampunk |
| Puzzle Type | 3D Puzzle |
| Set Name | Mystery Box 3D |
| Size | 263 pieces, 17 cm x 18.7 cm |
| Skill Level | Intermediate |
| Special Features | Combination Lock |
| Subject Character | The DaVinci Code |
| Theme | Book |
| Unit Count | 263.0 count |
K**E
Very rewarding, needs care and patience but everything goes together as it should. Quality item
Very well made with clear instructions. Need to make sure all burrs are removed and gears etc. are waxed and tested before moving on to next assembly instruction. Quite complex but very rewarding to do and works beautifully if care is taken with the assembly. Highly recommended.
A**Y
Not Just For Adults
Bought for my 11 year old grandson as a Christmas present. It does say that it's intended for adults but he loves a challenge. He spent six and a half hours making it, with no help from any adults. He thoroughly enjoyed the whole experience of building it by himself and though it was indeed a challenge, with lots of intricate parts, that was part of the fun. His comment on this: "It's amazing". I must add that the finished article looks exceptional and works really well.
M**P
Great fun
Puzzle box was good fun building, but beware some parts are easily broken. If you do break a part and cannot repair it, go on ugears web page for free spare parts.
D**S
Well made
Assembly was medium to hard so make sure the instructions are read carefully and make use of the QR code videos. It works really well when finished and if pieces are not quite right, the other pieces will compensate. Looks really good when finished.
J**R
Recommended.
I bought this as a birthday gift. It comes securely boxed, with full instructions and the parts are, as far as I can see, sturdy wood. I have not interfered with it too much, as it is to be a present, but it looks very intriguing and I'm sure the recipient will like it.
T**Y
Fiendishly clever
Quite expensive but well worth the money. Great fun to make. The engineering is amazing, precision manufactured with clear instructions. You need strong fingers and patience. The finished book/box is good to look at as well as being a practical item. Hats off to the designers of this brilliant puzzle box.
H**Y
Another great project from Ugears
Always love a ugears project, this one a little more fiddley so some patients needed. A great present for my 12 yr old daughter.
G**N
Another good model
Hard to fault Ugesrs. Take your time, follow instructions and keep testing movement
1**E
Superbe objet !
I**D
This is one of the finest artifacts of human ingenuity that I have ever had the pleasure of experiencing. Not only is this stupendously clever in its design, great fun to assemble, and also extremely well engineered (especially given it is made out of wood!)... but it is also a wonderfully entertaining and genuinely useful keepsake for a child to keep their secret things safe :)
D**A
To mój pierwszy kolorowy zestaw od UGEARS. Wciąż jestem w trakcie jego budowania. Ale dwukolorowe drzewo wygląda pięknie. Polecam kupić.
C**G
One of my all time favorite build Unlike real book,The spine of this “book” is the weakest link. The curved spine Will required careful handling even after completing, best to have a layer of glue applied on curve spine, especially if it is a gift
F**G
Ein beeindruckender Bausatz. Wunderbare Konstruktion, präzise geschnitten - aber nicht leicht zu bauen (Teile vorsichtig lösen und mit Geduld und Gefühl zusammenstecken - und: unbedingt an die Anleitung halte!. Aus meiner Sicht nichts für jugendliche Ungeduld.
Trustpilot
3 days ago
2 weeks ago