🚀sci-fiHard

Population Pendulum

Classic Lateral Thinking Puzzles

A city loses 37 people monthly, but the population census shows the total number remains unchanged. The slums are swarming with homeless people who claim to be 'forgotten by the world,' and their pocket watches are always stopped at midnight.

Play Count

1,284

Success Rate

45%

Avg Questions

Estimated Time

22minutes

Game Rules

Ask questions to the AI host (only yes/no questions allowed)
Deduce the truth step by step based on the host's answers
Submit your reasoning when you think you've found the answer
Earn credits for correct answers and unlock more puzzles!

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Last Call for Help

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Sister is Mine

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My sister and I have lived together since we were little. From today on, my sister finally belongs entirely to me!

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