Case 024: A clear reflection beside the empty display shows a blue cap. Who wore that item?
Sara
Bilal
Faris
Jana
Crime & Detective · Medium
Case Crackers: The Number Puzzle Envelope Mystery 024
A complete ten-question detective case set at a chess tournament, centered on the missing number puzzle envelope. Includes observation, timelines, code-breaking, deduction, evidence practice, True/False, and Yes/No decisions.
Case 024: The display sensor changed at 8:20, matching one arrival record. Whose record matches?
Jana at 8:20
Sara at 8:28
Bilal at 8:36
Faris at 8:44
Case 024: The mystery code advances each letter by 3. What does the coded clue OHWWHU mean?
BRIDGE
LETTER
DESK
SAFE
Case 024: Reading the entry list from earliest to latest gives Jana → Sara → Bilal → Faris. Which name is second?
Jana
Bilal
Sara
Faris
Case 024: Verified photos place Sara at the information counter, Bilal at the ticket desk, and Faris at the garden door. Whose location still needs checking?
Sara
Bilal
Faris
Jana
Case 024: Two accounts disagree about when the number puzzle envelope disappeared. Which action would best test them?
Compare both accounts with timestamps
Choose the more exciting story
Ignore both accounts
Ask them to copy each other
Case 024: The entry records show Jana arrived before Faris.
False
True
Case 024: The blue cap is a useful lead, but investigators still need supporting evidence before reaching a conclusion.
True
False
Case 024: Should the team photograph the chess tournament display before moving nearby objects?
No
Yes
Case 024: Should investigators compare the coded word, the 8:20 log, and witness details before deciding what happened to the number puzzle envelope?
Yes
No