Students make planets rotate around the sun and label them correctly.
simple events, platformer controls, direction and turning, simple motion, functions, basic math, actor properties, platformer basics, simple conditionals, miscellaneous, delays, advanced costume handling, simple loops, graphic effects, expert physics, advanced messaging, simple variables, simple messaging, advanced math, pen size, simple drawing, input/output, pen color, basic physics, conditional wait, advanced physics, detect conditions,