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

New Sweden Historical Museum open through Labor Day, 12-4 p.m. Monday-Friday, 1-4 p.m. Saturday and Sunday.

Northern Maine Fair, at the fairgrounds in Presque Isle. Exhibits, ride, food and activities throughout the day. Visit northernmainefairgrounds.com FMI.

Summer Read Across Aroostook Day celebration, Frost Memorial Library, 10-11 a.m. Children 10 and under and their parents invited for story time.