Charlotte Folk Society concert and gathering
Fri 7:30 p.m. Great Aunt Stella Center, 926 Elizabeth Ave. folksociety.org.
This month’s free gathering features “Prairie Home Companion” regulars Robin and Linda Williams, who play a mixture of bluegrass, folk, old-time and acoustic country music. Jim Watson will join the duo. Doors open at 7. Refreshments, song circle and jam sessions follow the concert. Donations will be accepted.
Kids in Nature Day
Sat 9 a.m.-1 p.m. Squirrel Lake Park, 1631 Pleasant Plains Road, Matthews. 704-708-1260. http://on.fb.me/1tzqGV4.
Kids and their families can enjoy a day of outdoor fun with fishing, geocaching, nature hikes, stream exploration and more. Wear closed-toe shoes and clothes that you don’t mind getting dirty.
Movies in the Park
Fri 6 p.m. Harrisburg Park, 191 Sims Parkway, Harrisburg. www.harrisburgnc.org.
The last flick in Harrisburg’s outdoor movie series is “Planes.” Family activities start at 6 p.m. and the movie starts at dark. The movie isn’t all that’s free. Enjoy complimentary soft drinks and popcorn, while they last.
The Boxtrolls Cardboard Challenge
Sun 1-3 p.m. Heroes Aren’t Hard to Find, 1957 E. Seventh St. 704-375-7462. heroesonline.com.
“The Boxtrolls,” a family movie from the creators of “Coraline” and “ParaNorman,” opens in theaters Sept. 26. Kids of all ages are invited to the Boxtrolls Cardboard Challenge, in which kids can build anything they dream up using cardboard, recycled materials and imagination. Variety of prizes.
Center City Concerts
Mon Noon and 7:30 p.m. St. Peter’s Episcopal Church, 115 W. Seventh St. centercityconcerts.org/2014-2015-concerts.
St. Peter’s Episcopal Church is hosting free lunchtime concerts the third Monday, September-May. This Monday, there is a second free concert at 7:30 p.m. Both feature organist Aaron Goen with members of the Charlotte Symphony.