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Geocaching and Sudoku
A geocacher in this neck of the woods has developed several geocaches that require solving Sudoku puzzles in order to complete the coordinates for the caches. A lot of fun and a potential educational use.
Sudoku (Easy) - I had a fun time solving this one. This cache actually prompted me to complete my first Sudoku puzzle.
Sudoku (Medium)
Sudoku (Hard)

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