The longer you wait to reset the sign to zero, the higher your score. But don't wait too long, or someone else might reset it!
Because being chased by ghosts is way too hard.
Every 108 minutes, the button must be pushed.
Astronomers got tired watching the moon go around the earth for 24 hours. They decided to call it a day.
O T T F F S...
What is the next letter?
Move two toothpicks to form exactly four squares instead of five.
Connect the colors without crossing lines.