UGEARS Book of Secrets 3D Puzzle Box Wooden Puzzles for Adults, Fun DIY Kits Adults Steampunk Combination Lock Treasure Adult Unique Gift Hobby Enthusiasts 263 Pcs

Ugears Book Of Secret Construction Game. This wonderful 3D wooden puzzle is a Steampunk-style chest with a numerical combination lock.It is shaped like a book, with a secret compartment, a multi-step opening sequence, and a fascinating mechanical action.Its Book of Secrets opens by entering a three-digit numerical combination on the spine of the book, to reach the secret key.Insert the key into the special slot and turn it counter-clockwise to activate the opening mechanism, then turn the gears counter-clockwise so you can finally open the book.Different windows on the chest will indicate if you have correctly completed each of the steps.The mechanical 3D chest with its complex opening sequence has many mysteries and is both a fun way to store your things and an enjoyable game in which you can challenge friends or family to discover the hidden features of the Book of Secrets.Recommended age:14 years and older.Safety warning:Warning:This item is not a toy.For use by persons 14 years of age and older only. tradeinn Kidinn

Unique Wooden Design: The UGEARS Book of Secrets is a stunning 3D wooden puzzle crafts for adults styled as a steampunk book with a secret compartment, perfect for adults who love puzzles and DIY kit. Mechanical Fun: This model building kits of 3D puzzles for adults features a multi-step opening sequence with a three-digit combination lock, providing endless entertainment and brain-teasing fun. No Glue Required: Build this miniature wood puzzles adult without glue or special tools. This educational and creative STEM project is ideal for adult crafting enthusiasts and as hobbies for adults. Perfect Gift: The coolest gift for puzzle lovers, engineers.Ideal for birthdays, Father's Day, Christmas, or any special occasion, making it the best choice for entertainment and personal storage. Creative Crafting: Enjoy of crafting a unique, mechanical puzzle box model kit high-quality wood and detailed design, perfect for organizing your personal treasures and challenging your mind.