The Web of Spiderman #35 NM 9.6
"You Can Go Home Again!" Story by Gerry Conway. Art by Alex Saviuk and Keith Williams. Peter Parker fills in as a substitute teacher at his former high school and befriends a young science student named Steve Petty. However, the young scientist has built his own robot to harass the students he does not like. It's up to the web-slinger to restore order to the classroom!