Can you solve it? Naughty knights
by Alex Bellos from Science | The Guardian on (#6H1XX)
A Christmas stocking of stumpers
UPDATE: The solutions can be read here
In the recreational maths world, puzzle advent calendars are a thing. One of my favourites is produced by Mathigon, a beautiful free website for students, teachers and self-learners, and from which I have selected today's puzzles. Merry solving, everyone!
1. The knights are drawing in.
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