Random Puzzles 

How many squares of any size on this chessboard do not contain a rook?

Puzzle Copyright © Kevin Stone

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Below you will find 15 well-known five-letter words, with only their endings remaining.

Can you find the words?
--pay --lad --ior --eue --rva --day --voc --yss --gun --pty --til --cay --uke --uze --noe

Puzzle Copyright © Kevin Stone

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Starting in the bottom left corner and moving either up or right, adding up the numbers along the way, what is the largest sum that can be made?

2	3	5	4	1
3	2	4	3	4
5	1	3	5	2
3	3	2	3	1
1	4	2	4	4

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

Puzzle Copyright © Kevin Stone

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How much soil is there …

… in a circular hole 2 metres deep and 1 metre across?

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