The objective of this game is to name the five differences between the two photographs shown on the screen. The time runs out really fast, so you will have to react as soon as possible. If you have problems finding some of the differences you can always resort to the magnifying glass to find them for you.
The best way to rack your brains is to spend some time every day trying to solve puzzles. These games will make those moments great fun.
It is time to go to sleep and you have to turn off the lights before going to bed. That is the objective of Lights...