If you are working your way through our book Fiendish Logic Puzzles, and you need to check your progress or get a hint for a particular puzzle, you've come to the right place! Just select the puzzle you're working on from the list below:
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New puzzles added for 2026
Posted by: daftsod
April 1, 2026, 7:57 pm
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New puzzles added for 2026
Posted by: DestyNova
March 29, 2026, 11:47 am
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New puzzles added for 2026
Posted by: camicalm
March 23, 2026, 1:18 pm
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New puzzles added for 2026
Posted by: fleaball
March 20, 2026, 3:32 am
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New puzzles added for 2026
Posted by: pat44
March 18, 2026, 2:07 pm
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New puzzles added for 2026
Posted by: BeadieJay
March 17, 2026, 5:46 am
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Cuhrissafuh set a new record of 35 seconds on puzzle #68411
April 5, 2026, 1:57 pm
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RetiredNow set a new record of 244 seconds on puzzle #89432
April 5, 2026, 1:54 pm
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andthree set a new record of 192 seconds on puzzle #85341
April 5, 2026, 1:51 pm
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Alethea set a new record of 173 seconds on puzzle #76785
April 5, 2026, 1:44 pm
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riddlemethisbatman set a new record of 236 seconds on puzzle #79482
April 5, 2026, 1:35 pm
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celebrity_account set a new record of 490 seconds on puzzle #89493
April 5, 2026, 1:31 pm

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Highest Score
1000000 pts.
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Highest Score
597853 pts.
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Highest Score
524179 pts.
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