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|Problems to solve, plus code-breaking challenges, archived past problems, and links to other puzzle sites. Aimed primarily at puzzle solvers at KS3 and above (aged 11+), new challenges appear irregularly through the year. Latest lists most recent puzzles, with the solution posting date. Includes a FAQ (Frequently Asked Questions file) of various mathematical questions users have asked after attempting his problems. See also Hughes' Project Euler.|
|Levels:||Middle School (6-8), High School (9-12)|
|Resource Types:||Problems/Puzzles, Link Listings, Fun for Kids|
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