Sometimes, we just think they're trying to make us crazy.
Other times, we KNOW they are.
I'm sure this was left out as a subtle reminder for me to purchase more toothpaste. The children didn't want to overburden me with an additional request this evening, so they held a whispered conference and decided the best way to get new toothpaste was to leave this mangled tube on the very edge of the counter as a gentle reminder that they could no longer squeeze any more paste out of the tube.
Jonathan got bored.