Dinner theater by the Hysterical Players, "Paper or Plastic" by Werner Trieschmann, 6 p.m. Admission $10. FMI: Alberta McDonald, 757-8052; Cindy Bartman, 757-8411; Jann Votaw, 227-8516.

Opening reception at Wintergreen Arts Center for April teachers' art exhibit, 6-8 p.m. Light refreshments; public welcome.

Trenching and excavating workshop, 8:30 a.m.-12:30 p.m., Presque Isle CareerCenter. Register under "upcoming classes," safetyworksmaine.gov.

Free workshop, Creating Winning Resumes, at Presque Isle CareerCenter, 9 a.m. FMI: 760-6300 or mainecareercenter.gov.