Sun Mote Copse knock knock boys, open your brain doors.

Satisfied that she had their attention (as much of it as she was likely to get, anyway), Fin decided to continue with the lesson. Now, this is where things get tricky because I don't actually know ptero myself and I realize that trying to describe her teaching certain words or phrases to them is going to be hella difficult without actually explaining what it is she's doing. But we're going to give it a shot.

"So! We're going to start with saying something very simple--we're going to learn how to say hello," Fin began, using ptero simultaneously with the word 'hello' as an example. "When I go like this--" insert movement here, "--it means I'm saying Hello, but without actually using the word. This--" and again, "Means Hello in ptero. Now why don't you guys try?"