rt
simple variables, basic math, resize actor, variables, functions, expert math, actor properties, lists, advanced motion, simple conditionals, miscellaneous, direction and turning, advanced control, simple motion, advanced animation, visibility, advanced math, advanced costume handling, advanced loops, expert physics, detect conditions, simple drawing, delays, conditional loops, simple loops, layers, graphic effects, simple events, pen color, cloning, screen bounds, topdown controls, shape drawing, pen size, topdown basics, program control, pen shade, simple messaging, string handling, stage property, advanced messaging, simple sound playing, timer,