The Stomachion Is Perhaps The World'S Oldest Puzzle And It Is Very Difficult To Solve. It Is Associated With Archimedes Of Greece (287 Bc - 212 Bc) Who Did Mathematical Analysis Of The Shape. The 14 Acrylic Precision Cut Pieces ,1/4" Thick, Will Make A Square And Also Many Other Interesting Shapes, ..
This Is A Terrific And Unique Creative Crafthouse Puzzle Box That May Be Perfect For Putting Gifts Or Surprises Inside. The Box Has 5 Sliding Keys On Each End. You Must Orient These Keys In Exactly The Correct Position To Allow The Cover To Unlock. Not Easy, But With Patience It Can Be Done. Out..
A Particularly Nice All Wood Form Of This Traditional And Historical Toy Made In Our Florida Shop. Our Whirli-Gear Is A Form Of A Whirligig, Also Known As Button Spinners, Buzzers, Buzzsaws, And A Host Of Other Names. They Have Been Known Throughout The Centuries. Native American Cultures Had Their ..
A Very Difficult Puzzle Meant For Adults Or Extremely Bright And Patient Young Adults. The Objective Is To Fit All The Pieces In The Large Square Opening. There Is Only 1 Solution And It Is Very Challenging To Find. We Packaged The Puzzle Unsolved, But The Solution Is Provided. In The Frame I Made..
The Alberti Cipher Disk Is The First Example Of A True Polyalphabetic Cipher Device Using Two Dissimilar Alphabets. It Can Be Postulated From Alberti'S Writings That This Cipher Device May Have Been Created For High Level Secret Use Within The Vatican. | The Alberti Cipher Disk Was Invented By The F..