This interactive tutorial will show you step-by-step how to make a basic top-down shooter game using the free program called Stencyl.

Instructions

In the interactive area:
Red Arrow: Click there to advance
Yellow Arrow: Drag the code to the second yellow arrow (which appears when you begin the drag)
Green Arrow: Hold ctrl or Z and drag the code to the second arrow
Blue Arrow: Double click there
Fuchsia Arrow: Click there
Bottom buttons control the zoom (size to fit or 100% zoom) or go forward/back a slide.
Can click on the progress bar to skip to a certain slide.
Arrows/WASD also move forward/back or zoom in/out
Enter moves forward, shift + Enter moves back
Plus and minus keys zoom in/out
So take your pick how you want to control it! ;)
In the game part:
X to shoot
Arrows to move