SAXONBURG The Saxonburg Library, 240 W. Main St., will hold a seminar titled the "Secrets to Melting Belly Fat Revealed" at 7 p.m. Tuesday.

Doctors Larry Cimperman and Agnes Gallagher will tell the causes of belly fat and ways to lose it and keep it off.

For information, call 724-352-1815.

A Families Forever seminar, offered by Lifesteps and Family Services of Butler Memorial Hospital, will meet from 8:30 a.m. to 12:30 p.m. April 18 at Lifesteps, 383 New Castle Road, opposite Staples.The event will teach parents how to minimize divorce's negative effects on children while allowing children a safe environment to share feelings with peers facing similar issues.Registration fee is $50 for adults. The session is free to children. To register, call Lifesteps at 724-283-1010.

BRADY TWP The 10th Pennsylvania Reserves will offer a free public program highlighting the traditions, music, and culture of the 19th century from 10 a.m. to 5 p.m. April 18 and from 10 a.m. to 3 p.m. April 19 at the Old Stone House, routes 8 and 173.Participants will visit the soldiers at home and in camp, and watch as they demonstrate military drills and skirmishes.For information, call 724-738-4964.

JEFFERSON TWP His Kids Christian School will hold a Spring Bash event from 11 a.m. to 3 p.m. April 25 at the school, 650 Saxonburg Road.The event will include lunch, homemade baked goods, crafts, garden-themed products, a basket auction and children's activities. Admission is free.

The Butler County Family YMCA and the Rose E. Schneider Family YMCA will participate in the YMCA Healthy Kids Day April 24 and 25. YMCA Healthy Kids Day includes activities for children and families and promotes yearlong healthy living. YMCA Healthy Kids Day events are free.• 3 to 6:30 p.m. April 24, Butler County Family YMCA, 339 N. Washington St.• 9 a.m. to 2 p.m. April 25, Rose E. Schneider Family YMCA, 2001 Ehrman Road, Cranberry Twp.

HARMONY Zion Lutheran Church, 557 Perry Hwy., will hold a fair trade sale of gifts, coffee, chocolate and more from 10 a.m. to 4 p.m. April 25.For information, call Marsha Davis at 724-368-8457.

The Butler Teachers Association will hold its rummage sale May 2.Acceptable items include clothing in good condition, small appliances, gently used miscellaneous items and some large furniture at the organizer's discretion.Donations can be dropped off between 3:45 and 4:30 p.m. April 24 at Center Township School or between 4 and 8 p.m. May 1 at the Butler Senior High School cafeteria.For information, call Melissa Berg at 724-214-3560, Ext. 5573.