Make an interactive slideshow. Detecting and making background changes isn't limited to slideshows. How can you use this concept to tell stories?
Game
simple events, simple loops, simple messaging, advanced costume handling, visibility, basic math, miscellaneous, direction and turning, simple variables, simple sound playing, program control, simple motion, delays, detect conditions, advanced events, simple costume handling, input/output, advanced motion, simple conditionals, variables, resize actor, text handling,