Make an interactive slideshow. Detecting and making background changes isn't limited to slideshows. How can you use this concept to tell stories?
simple events, platformer controls, platformer basics, platformer automations, functions, simple loops, simple messaging, actor properties, basic math, advanced costume handling, simple conditionals, miscellaneous, advanced physics, graphic effects, advanced messaging, delays, variables, expert physics, text handling, simple variables, simple motion, input/output, visibility, direction and turning, simple sound playing, advanced animation, resize actor,