Tap and hold to move the blue ship. Can you blow up all the bad guys?
screen bounds, simple loops, advanced motion, visibility, simple events, delays, simple motion, detect conditions, simple costume handling, resize actor, basic math, direction and turning, advanced events, layers, functions, advanced costume handling, program control, text handling, advanced messaging, variables, input/output, simple conditionals, platformer basics, simple messaging, expert physics, simple variables,