|One-Line Puzzle I|
One-Line Puzzle is the 30th puzzle from The Curious Village.
Have you heard of one-line puzzles? The idea is to place your pen to paper and draw a shape without lifting your pen from the pad or retracing any part of the line. You can, however, cross lines. Now that you're familiar with the concept, look at the four pictures below. One of them cannot be drawn with one line. Which one is it?