Examine the scene
Read the clues and study the rooms, objects and suspects.
One crime scene. Several suspects. Only one truth. Follow the clues and discover who has no alibi.
No guessing required. Every deduction brings you closer to the truth.
Read the clues and study the rooms, objects and suspects.
Place each person on the grid: one per row and one per column.
Discover who was alone with the victim in the same room.
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Explore the collection and find your next investigation.

86 murder mystery logic puzzles to put your deductions to the test.
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86 new murder mystery logic puzzles to keep you following the clues.
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86 advanced murder mystery logic puzzles to challenge your reasoning.
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50 new cases to keep your detective mind at work.
View on Amazon.com ↗Four volumes available. English and Spanish editions.
No. Row and column logic helps you place people in a scene instead of numbers. The sample case includes the rules to get you started.
First, a confirmation email. Then you can open a case from Volume 1 with its clues and solution. You will also receive challenges, news and promotional updates about the books.
Yes. Joining the club and accessing the welcome case is free. The full books are sold separately on Amazon.
Yes. Your confirmation email includes a link to cancel your request or subscription. Future emails must also include your unsubscribe link.