Create a greeting card
simple variables, basic math, simple conditionals, advanced motion, visibility, actor properties, resize actor, miscellaneous, expert physics, simple events, simple sound playing, platformer controls, advanced physics, cloning, functions, advanced math, advanced costume handling, advanced messaging, direction and turning, simple loops, simple messaging, delays, platformer basics, simple motion, touching actor, conditional loops, layers, simple costume handling, graphic effects, detect conditions, advanced animation, basic physics,