He quietly watches how she is using the pencil.

(Oh, hey, there's that material on teaching basic life skills why is he having to do this he asked for. What does it say?)

He's still just watching, but now he knows what he's looking for.

(This is an unprecedented situation, but there ought to be something she will be able to notice and improve directly after at most twenty minutes more, and likely less if she's good at focusing on the work. He'd say so, but that would be a distraction.)