"Stupid F****** Bird" by Aaron Posner, at Salt Lake Acting Company in Salt Lake City, Utah, through May 1. Pictured: Alexis Baigue, Nell Gwynn, Latoya Cameron, Morgan Lund, Terence Goodman, and Justin Ivie. (Photo by dav.d Photography)

Onstage This Week: April 18–24

From a middle school classroom to a baseball field to the galaxy above, it is a wide-ranging week for theatre.