Here is the queer story of David William Duck, related by himself. Duck is an old man living in Aurora, Illinois, where he is universally respected. He is commonly known, however, as "Dead Duck." "In the autumn of 1866 I was a private s... Read more of A Man With Two Lives at Scary Stories.caInformational Site Network Informational
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A MAGIC SQUARE OF COMPOSITES.





(Magic Squares Problem.)
As we have just discussed the construction of magic squares with prime
numbers, the following forms an interesting companion problem. Make a
magic square with nine consecutive composite numbers--the smallest
possible.


Read Answer






Next: THE MAGIC KNIGHT'S TOUR.

Previous: THE MANDARIN'S "T" PUZZLE.



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