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