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Puzzle 17
The map below shows the street locations of a city. Position three police officers such that the entire length of every street can be seen by at least one officer.
Puzzle Copyright © Cihan Altay
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Puzzle 18
Place all of the digits from 1 to 9 into the circles so that the sum of the numbers in each straight line is the same.
Puzzle Copyright © Cihan Altay
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Puzzle 19
Hidden in the grid below are three boys names. Starting at any point, trace out the path of a chess knight. The last letter of one name starts the next one. What are the names?
The moves of a knight are:
