Calibron 12 | Theodore Edison's Impossible Wooden Puzzle
Description
Description
Calibron 12 is a handcrafted wooden brain teaser originally designed in 1933 by Theodore Edison. Fit 12 uniquely shaped pieces into a perfect square. There is only one correct solution.
Each puzzle is hand-cut from ash, maple, walnut, and other fine hardwoods, with laser-engraved markings for a precise fit. Ships unsolved. Includes a printed solution guide for when you have exhausted every other idea.
- 12 unique wooden pieces.
- Difficulty: Expert. One of the hardest puzzles ever designed.
- Engrave up to 45 characters on the puzzle box at checkout.
- Gift for engineers, puzzle collectors, mathematicians, and serious puzzle solvers.
- Browse more challenges in the expert wooden puzzles collection.
Handmade by Creative Crafthouse in Hudson, Florida.
Personalize it!
Personalize it!
Add a personalized laser engraving to your puzzle or game.
- Perfect for gifts
- Business marketing opportunity
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Product Specifications
- Materials
- Wood
- Difficulty Level
- Impossible
- Age Range
- Adults (18+ years)
- Piece Count
- 12
- What's Included
- Puzzle base (1), Puzzle pieces (12), Wood cover (1), Instructions and solution sheet (1)
- Cognitive Benefits
- Brain Training
- Gift Occasions
- Christmas, Birthday, Holidays, Mother's Day, Father's Day, Thank You and Appreciation
- Personalization Available
- Yes
- Puzzle Type
- Assembly, Dissection, Logic
- Category
- Brain Teaser Puzzle
- Availability
- In Stock
Personalize It!
Did you know we can add a custom laser engraving to every puzzle and game? Well, we can. Add a personal touch to your gift with a name or message.
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