Everyday
One Visit
Level 2 · Medium
A caretaker must find which of three switches lights a bulb in a closed room. She cannot see inside and may enter only once. When she enters the bulb is off, yet she identifies the correct switch. She has not followed the wires.
- 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.
Hold or double tap. With a keyboard, press Enter.