Alien Change - COMPLETE

Help the princess shop and make the correct change for her.

Concepts: simple variables, basic math, simple conditionals, visibility, miscellaneous, advanced motion, actor properties, input/output, resize actor, functions, expert physics, simple events, simple sound playing, advanced messaging, advanced math, advanced physics, cloning, simple messaging, simple motion, advanced costume handling, platformer controls, direction and turning, touching actor, text handling, delays, conditional loops, pen size, simple loops, platformer basics, layers, detect conditions