The teachers prepare for the upcoming school year with new faces and big changes on the horizon. Ava makes a big announcement that shocks Jacob and Melissa.

Melissa tries to outsmart her students. Tariq causes chaos in Janine's class, and a new guidance counselor joins the school.

The Abbott crew heads to the ballpark for Teachers' Appreciation Night at the Philadelphia Phillies game.

Gregory steps in to host game night at his apartment. Mr. Johnson, Ava, Barbara and Melissa head to the DMV to renew their licenses.

Barbara organizes a Halloween camping trip for the older kids. Melissa overcomes a phobia.

Abbott Elementary participates in the district's "No Phones Day" initiative.

Jacob takes the lead on organizing Abbott's annual winter show, and Janine celebrates her 30th birthday.