Test your skills on a real-life interface to dock the SpaceX Dragon capsule to the International Space Station. The right set of controls makes changes in vehicle rotation (yaw, pitch, roll) and the left set makes changes to vehicle speed, also in three dimensions. That's only six things to juggle in your noggin while trying not to ram the station. It takes patience and practice to win the day.
Click the link to read the detailed instructions and begin flying.