They take me back to car trips when I was a child. We were given them to keep us amused while driving along.
Our added criteria is curves.
Here's the picture
and for my card I've concentrated on the curves. It is a bon voyage card for a friend's son going to Hawaii. There are curves on the surfboards and the waves.
Join in the fun! I won an Annabelle stamp on here once and use it all the time.