Put me together. Discover my secret before you entrust me with yours. Simply lock away secret notes, valuable treasures or other personal items with the Book of Secrets and keep them away from prying eyes. This wonderful 3D wooden puzzle is a steampunk casket in the shape of a book with a combination lock, a secret compartment, a multi-step opening process and a fantastic mechanism. You open your book of secrets by entering a three-digit combination into the spine of the book to unlock the secret key. Insert the key into the special slot and turn it anti-clockwise to activate the opening mechanism. Then turn the cogwheels anti-clockwise and finally open the book. Several windows on the box will show you whether you have carried out the individual steps correctly. This mechanical 3D secret box with its complex opening sequence is full of mysteries and is both a fun way to store things and a fun game where you can challenge friends and family to solve the riddles of the Book of Secrets.
Put me together. Discover my secret before you entrust me with yours. Simply lock away secret notes, valuable treasures or other personal items with the Book of Secrets and keep them away from prying eyes. This wonderful 3D wooden puzzle is a steampunk casket in the shape of a book with a combination lock, a secret compartment, a multi-step opening process and a fantastic mechanism. You open your book of secrets by entering a three-digit combination into the spine of the book to unlock the secret key. Insert the key into the special slot and turn it anti-clockwise to activate the opening mechanism. Then turn the cogwheels anti-clockwise and finally open the book. Several windows on the box will show you whether you have carried out the individual steps correctly. This mechanical 3D secret box with its complex opening sequence is full of mysteries and is both a fun way to store things and a fun game where you can challenge friends and family to solve the riddles of the Book of Secrets.
Book of Secrets
Put me together. Discover my secret before you entrust me with yours. Simply lock away secret notes, valuable treasures or other personal items with the Book of Secrets and keep them away from prying eyes. This wonderful 3D wooden puzzle is a steampunk casket in the shape of a book with a combination lock, a secret compartment, a multi-step opening process and a fantastic mechanism. You open your book of secrets by entering a three-digit combination into the spine of the book to unlock the secret key. Insert the key into the special slot and turn it anti-clockwise to activate the opening mechanism. Then turn the cogwheels anti-clockwise and finally open the book. Several windows on the box will show you whether you have carried out the individual steps correctly. This mechanical 3D secret box with its complex opening sequence is full of mysteries and is both a fun way to store things and a fun game where you can challenge friends and family to solve the riddles of the Book of Secrets.
Put me together. Discover my secret before you entrust me with yours. Simply lock away secret notes, valuable treasures or other personal items with the Book of Secrets and keep them away from prying eyes. This wonderful 3D wooden puzzle is a steampunk casket in the shape of a book with a combination lock, a secret compartment, a multi-step opening process and a fantastic mechanism. You open your book of secrets by entering a three-digit combination into the spine of the book to unlock the secret key. Insert the key into the special slot and turn it anti-clockwise to activate the opening mechanism. Then turn the cogwheels anti-clockwise and finally open the book. Several windows on the box will show you whether you have carried out the individual steps correctly. This mechanical 3D secret box with its complex opening sequence is full of mysteries and is both a fun way to store things and a fun game where you can challenge friends and family to solve the riddles of the Book of Secrets.
in 42 offers
The lowest price for Book of Secrets right now is $62.38 at Hobbydirekt Modellbau, compared across 33 retailers.
The all-time low was $60.45 on 2 Aug 2026 — today's price is 3% above the lowest ever. This is at or near its all-time low — a good time to buy.
Prices last updated 27 Oct 2026.
Last updated at 27/10/2026 20:37:45
UGEARS Book of Secrets
Free delivery
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Ugears Book of Secrets UG70265
Delivery between 31 Oct – 4 Nov $23.69
UGears Book of Secrets Model Kit
Free next-day delivery
UGears Book of Secrets Model Kit
Next-day delivery $6.80
UGears Book of Secrets Model Kit
Free delivery between Thu – Fri
Ugears Book Of Secrets Model Kit
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
UGears Book of Secrets Model Kit
Delivery between 30 Oct – 7 Nov $10
Book of Secrets - Ugears
Ugears Book Of Secret Construction Game Brown Kids
Delivery $28.99
Book of Secrets
Delivery $14.90
| Difficulty Level | Medium |
| Number Of Pieces | 263 |
| Theme | Steampunk |
| Type | 3D Puzzle |
| Recommended Age | 14+ |
UGEARS Book of Secrets
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Ugears Book of Secrets UG70265
Delivery between 31 Oct – 4 Nov $23.69
UGears Book of Secrets Model Kit
Free next-day delivery
UGears Book of Secrets Model Kit
Next-day delivery $6.80
UGears Book of Secrets Model Kit
Free delivery between Thu – Fri
| Difficulty Level | Medium |
| Number Of Pieces | 263 |
| Theme | Steampunk |
| Type | 3D Puzzle |
| Recommended Age | 14+ |
