The Clock

George did not have a wristwatch, but he did have an accurate clock.

However, he sometimes forgot to wind his clock.

Once when this happened, George went to his sister’s house, spent the evening with her, went back home and set his clock.

How could he do this without knowing beforehand the length of the trip?

Ah! Click here to read the solution.

George did not have a wristwatch, but he did have an accurate clock. However, he sometimes forgot to wind his clock. Once when this happened, George went to his sister’s house, spent the evening with her, went back home and set his clock. How could he do this without knowing beforehand the length of the…