Travel
The Changed Bottle
Level 2 · Medium
A plastic bottle containing no liquid is capped on a mountain. As it is taken down to the valley unopened, at nearly unchanged temperature, its walls bend inwards. It leaks no air; unscrewing the cap lets air rush in and restores its shape.
- Choose a narrator: they read the answer privately and hide it.
- Read the premise aloud. Answers: yes, no or irrelevant.
- When the game ends, mark the puzzle as played.
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