THE CANTERBURY PUZZLES
reaching his beloved. Now, make him do this with the fewest
possible turnings. The snail can move up, down, and across the
board and through the diagonals. Mark his track with this piece of
chalk."
" Seems easy enough," said Grigsby, running the chalk along the
squares. " Look ! That does it."
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" Yes," said the Professor ; " Romeo has got there, it is true,
and visited every square once, and only once, but you have made
him turn nineteen times, and that is not doing the trick in the fewest
turns possible."
Hawkhurst curiously enough, hit on the solution at once, and the
Professor remarked that this was just one of those puzzles that a
person might solve at a glance or not master in six months.
86
