Sudoko with a mathematical twist - use math challenges to help solve the puzzle.
Based on the same rules as the hit KenKen(tm) game, as printed in the New York Times and The Times (uk).
Related to Sudoko, but with a mathematical twist - use the arithmetic challenges in each cage to help solve the puzzle.
Source code available under the GPL.
Authored by Ben Buxton, Paul Dingemans. Contributions by Pimm Hogeling, Stephen Lee, Alexander Tesfamichael, Anthony Paul.
September 22, 2026
September 22, 2026
September 22, 2026
September 21, 2026
September 21, 2026
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September 20, 2026
September 20, 2026
September 20, 2026
September 20, 2026