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Random Puzzles 


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Puzzle 1 


Place letters into the grid such that every row, column, and 2 x 2 block has letters (in any order) that form a common word. Each letter is only used once, and no letter is repeated in the rows / cols / blocks.

Letters allowed: W A R M T H

Note: this puzzle is not interactive, and the squares cannot be clicked.

Puzzle Copyright © Alan Stillson and Frank Longo

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Puzzle 2 


Can you fill the thermometers with mercury, such that the numbers outside the grid indicate how many cells in each row and column contain mercury?

Mercury always starts filling from the bottom of a thermometer, and not every thermometer has to contain mercury.

Puzzle Copyright © Johan de Ruiter

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Puzzle 3 


My first is in mammoth, but not in elephant.
My second is in raccoon, but not in beaver.
My third is in dobbin, but not in horse.
My fourth is in koala, and in kangaroo.
My fifth is in tiger, but not in lion.
My last is in pony, but not in horse.
What am I?

Puzzle Copyright © Kevin Stone

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Puzzle 4 


Take away eight of the sticks below, and leave one stick behind.

There are no hidden sticks.

Sticks Puzzle

Note: this puzzle is not interactive, and cannot be clicked.

Puzzle Copyright © Lloyd King

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