David: Making missiles - whatever the line is a missile - straight line so it’s not a .connected to anything - that’s a missile.
Teacher: What’s the missiles do on your map?
David: They kill those peoples.
Teacher: That’s very sad.
David: Bad guys
Zachary: OK, that makes - I’m - I’m blowing them up. This one, that’s a heap. I’m putting an “X” so nobody knows where it’s there.
Teacher: Wu - Zachary if you put a - a sort of a curvy line over the missile lines, then that means that they’re blown up?
Zachary: Yeh