My own art program
simple variables, basic math, simple conditionals, expert physics, actor properties, advanced motion, visibility, miscellaneous, simple sound playing, advanced physics, cloning, resize actor, simple events, functions, advanced costume handling, advanced messaging, simple messaging, touching actor, advanced math, simple motion, direction and turning, delays, platformer basics, simple loops, detect conditions, simple costume handling, layers, conditional loops, topdown automations, platformer automations, level design, conditional wait, advanced events, advanced animation,