Mentally Imaging
Max and I were working on one of those activity books. You know: find the differences, mazes, match the shapes, etc… In one of the activities, you have to guess which of the pieces is the missing piece from a broken tea pot. Here is a non-artist’s rendering of the activity:

Before he got started, Max drew a line to “complete” the missing shape, like so:

When I asked him if he NEEDED to draw the line, he looked at me, confused. He gave me one of those “of course I do… why would you ask” expressions.
things. The ad goes on about how this was the way your daddy and presidents shaved and all that, but…