The strange objects still weren't quite familiar to Willis, but his macaroni-like hands were nonetheless guided by your hopefully wise evaluations.
Newly equipped against something or other, probably, he turned back to continue the search for whatever it was. He'd probably remember, soon enough, and it was no cause for alarm. He was always an awfully distractable child...wasn't he?
Distracted or not, neither he nor Isaac registered that they were being watched...