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, advanced motion, basic math, topdown basics, simple loops, advanced costume handling, direction and turning, topdown automations, topdown controls, delays, visibility, simple conditionals, simple sound playing, screen bounds, conditional wait, level design, expert physics, simple motion, advanced animation, miscellaneous, simple costume handling,