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# Tag 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

## 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

## 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.

## 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.

## 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.

## Constructing Rectangles With Jigsaw Puzzle

What is the smallest rectangle which can be made by using jigsaw pieces of these two shapes only? What is the next smallest such rectangle? What rectangles are possible using these shapes only? (Note: You can use no matter how many of these two … Continue reading

## An Ingenious Match Puzzle

Lay out six matches in the way depicted in the illustration. The objective is to shift one match without displacing the others so that the resulting arrangement would represent an arithmetical fraction equal to 1. You are not allowed to … Continue reading