Category Archives: Puzzles

A Riddle From Isaac Newton?

Horace Walpole (1717-1797) sent the following riddle to Lady Ossory, claiming that it was composed by physicist and mathematician Isaac Newton: Four people sat down at a table to play; They play’d all that night, and some part of next … Continue reading

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Another Poem With A Hidden Acrostic

In the September 29, 1888, edition of Weekly Wisconsin, the following strange enigma appeared, composed by an anonymous writer named “Maude”: Perhaps the solvers are inclined to hiss, Curling their nose up at a con* like this. Like some much … Continue reading

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1-2-3-4 Puzzle

Using the digits 1, 2, 3, 4 twice, form an eight-digit number in such a way that there is one digit between the 1’s, two digits between the 2’s, three digits between the 3’s and four digits between the 4’s. 

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The following couple of verses would be familiar to those who know the nursery rhyme As I was Going to St. Ives. As I was going to Handover Fists I met a man with seven wrists. The seven wrists had … Continue reading

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Different Mathematical Perspectives

Here is a very simple match puzzle. Move just a single match to form a perfect square. This is indeed an easy puzzle. However, there are two ways to solve this and the solution depends on who’s solving the puzzle.

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A Curious Clock Puzzle

Draw two straight lines across the face of the clock in such a way so that the sum of the numbers in every section are the same. 

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Grandpa’s Magic Square Puzzle

When I was a boy, my grandfather used to give me puzzles for me to solve. The following puzzle is one of them. A magic square is an arrangement of numbers from 1 to n2 in an n2 matrix in … Continue reading

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