HISTORICAL GROUP TO RECOGNIZE MOMS: The Greene Historical Society will hold its annual Mother's Day Tea at 1 p.m. May 11 at the town hall, Durst Colebrook Road. Moms and others can enjoy an afternoon with family and friends.
Reservations are needed by calling 330-583-3745.
SPEAKER TO DISCUSS ABOLUTIONIST MOVEMENT: Isabel Seavey, co-director of the Northeast Ohio Coalition on Rescue and Restore, will speak on the "Modern Day Abolutionist Movement" at 2 p.m. Sunday at the John Stark Edwards House, 303 Monroe N.W., Warren. Docents will give tours following the talk until 5 p.m.
SEASONAL COLLECTION OFFERED: A seasonal household hazardous waste collection will be held from 9 a.m. to noon Saturday at the recycling center, 5138 Enterprise Blvd., Warren. The facility is open on Wednesdays from May to October.
Household hazardous waste includes paint, oil, anti-freeze, batteries and propane tanks. For information, call 330-675-2673.
SCHOOL TO SHOWCASE STEM: The first annual seventh grade STEM Showcase will be held at 6 p.m. Wednesday at the Austintown Middle School cafetorium. There will be Soap Box derby cars, windmill construction, class videos and robotics.
CENTER PLANS ABACUS EVENT: The Oh Wow! Roger and Gloria Children's Center for Science and Technology, 20 W. Boardman St., Youngstown, will hold "Make Your Own Abacus" from 4:30 to 5:30 p.m. Tuesday for fifth to eighth grades and Thursday for first to fourth grades. For information, call 330-744-5914.
The center will mark its second birthday from noon to 4 p.m. May 12 with free cake and chance to win prizes.