When I was young, I used to watch two drops of rain roll down window and pretending it was a race, I seriously thought that no one else did this! Maybe I wasn't such a weird child. I would do this in the car all the time!
If you were alive in the chances are you had a mood ring or saw one. Mood rings are rings with a stone that changes color, supposedly in response to your emotions. Here's a look at how mood rings work and whether they really can tell how you.