Crime & Detective · Medium

Logic Detectives: The Signed Mystery Novel Mystery 137

A complete ten-question detective case set at a garden exhibition, centered on the missing signed mystery novel. Includes observation, timelines, code-breaking, deduction, evidence practice, True/False, and Yes/No decisions.

10 questions 8 mins General

Question 1 · multiple choice

Case 137: The final photograph before the signed mystery novel vanished shows only a silver lanyard. Which visitor matches it?

Bilal Leena Huda Hana

Question 2 · multiple choice

Case 137: Investigators focus on the visitor logged at 9:25. Which suspect is that?

Leena at 9:33 Bilal at 9:25 Huda at 9:41 Hana at 9:49

Question 3 · multiple choice

Case 137: A decoder reverses a 2-letter forward shift. Which word is hidden in DCI?

NOTE LOCK BAG SHOE

Question 4 · multiple choice

Case 137: The arrival order was Bilal, Leena, Huda, then Hana. Who arrived second?

Bilal Huda Hana Leena

Question 5 · multiple choice

Case 137: Three alibis are confirmed: Leena was at the workshop table; Huda was at the practice room; Hana was at the ticket desk. Who remains unverified?

Bilal Leena Huda Hana

Question 6 · multiple choice

Case 137: The cabinet at the garden exhibition may have been opened twice. Which record would be most useful?

The cafeteria menu The cabinet access log Tomorrow's weather A random poster

Question 7 · true false

Case 137: The entry records show Hana arrived before Bilal.

False True

Question 8 · true false

Case 137: Comparing the 9:25 timestamp with the arrival log is a reasonable way to test the timeline.

False True

Question 9 · multiple choice

Case 137: Should visitors pass the possible clue around so everyone can inspect it?

No Yes

Question 10 · multiple choice

Case 137: Should investigators compare the coded word, the 9:25 log, and witness details before deciding what happened to the signed mystery novel?

No Yes