In this game you have to move YOUR MOUSE from the go button to the stop button.

Saber Mania

Kogent Knight

However, it is not that easy as your cursor is invisible. To start click the go button and then try to move your mouse to stop button. If you reach it, it gets darker. Click it to continue to the next level. It becomes pretty hard around level 5.
Use your MOUSE

Battleships Can you be the savior and destroy the enemy fleet?