Mental Floss 302

The answer to last week’s challenge is: Q: A sundial has the fewest moving parts of any time piece. Which has the most?

A: An hourglass with up to 100’s of 1000’s of moving parts.

This week’s thinking challenge is …

Q: A man stands on one side of a river, his dog on the other side. The man calls his dog who then crosses the river without getting wet, using a bridge or a boat. How does the dog do it?

The answer along with a new challenge, next week.

Have an excellent weekend!

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