CHALLENGE: Open the secret box, unlocking a very tricky system, hidden inside the box.Extremely difficult puzzle box to hidden or to give away money, gift cards, jewels, ecc….Wonderful box well designed with a nice symbol for all puzzle collectionists!Difficulty: INCREDIBLE 5/6. Average solution time: 1 hour – 1 year.Puzzle dimensions: 14,5 x 8,8 x 5 cm /6 x 3,5 x 2 inchesInternal Space: 12 x 6,2 x 2 cm / 4,7 x 2,4 x 0,8 inches. Second hidden compartment: 4,2 x 5,2 x 1,2 cm / 1,6 x 1 x 0,5 inchesPACKAGING: SHRINK WRAPPED WITH COLORED STICKER OF LEONARDO DA VINCI SERIE.LEONARDO DA VINCI SERIES: A new series of LOGICA GIOCHI puzzle games, the classic great 3D-assembled cube. The mind games are made of dark Samena-wood or Walnut and is packed in a new box with the Leonardo drawingsHand-assembled. It can be small inperfections, which do not affect the quality of the puzzle or aesthetics
Effugium - 3D Brain Teaser in Fine Wood - Difficulty 2/6 Medium - Leonardo da Vinci Collection
$22.73
Medici's Box - Wooden Brain Teaser - Secret Box - Difficulty 5/6 Incredible - Leonardo da Vinci Collection
$35.56
Labyrinth Puzzle Box – Wooden Brain Teaser – Secret Safe – Difficulty 5/6 Incredible – Leonardo da Vinci Collection
$35.43
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Free Shipping: Enjoy complimentary delivery anywhere in the U.S. on orders over $1,800.
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Fast Delivery: We pack and ship within 1–2 business days, and most customers receive their furniture in just 4–6 business days. See details in our Shipping Policy.
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Simple Returns: Change your mind? No problem. Our 30-day return window has you covered. If your item arrives damaged or incorrect, we’ll handle the return shipping and issue a full refund. Learn more in our Return & Refund Policy.
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Here for You: Questions or need assistance? Reach out to us anytime at [email protected] or call +1 (925) 912-1150.





