text handling, simple events, visibility, simple messaging, pen color, simple drawing, simple costume handling, detect conditions, simple conditionals, delays, input/output, simple motion, fill color, shape drawing, pen size, simple loops
- stop the invading slugs using your cannon. time
- it right by aiming just in front of the slug's path.
- touch and drag - aims the cannon
- touch location - determines cannon power
- alien creature 7
- purple button off
- purple button on