This is a maze game.
Go through the maze from the start to the goal.
There are three buttons.
Tap the middle button "FWD" to proceed to the next branch point.
Tap the left button "90L" to rotate 90 degrees to the left.
Tap the right button "90R" to rotate 90 degrees to the right.
If you want to restart, then tap your device back button and restart this App.