All Day

Extension Field Day

Presque Isle

UM Cooperative Extension will host its field day at the SAD 1 School Farm from 10 a.m.-12:30 p.m. Extension update, discussions of potato and corn trials, drones and fly ash.

Women’s professional networking

Presque Isle

Women's professional networking at HardScrabble Solutions co-working office, 445 Main St., 3-6 p.m. Kid-friendly.

Museum open

Washburn

Salmon Brook Historical Society Wilder House and Barn museums are open for the summer, Wednesdays, 8-11 a.m. and Saturdays 1-4 p.m., or by appointment; call Larry Hallowell, 540-1154.