Top 10 Best Games To Play When You Are Bored

So you remember back to the times in school or at home when you where bored and just had nothing to do. I remember those days. So i'm going to give you a list of the top games to play when you are bored. (note education is important don't flunk out of school)
This list is in no particular order

Worlds Largest Pac-Man
Tetris
Run
Flappy Bird
Slither.io
vertix.io
Fallout Shelter
Dota 2
League of legends
World of tanks