Oct. 24-25: PORTLAND, the Portland Symphony Orchestra will present the first youth concert of the season, “Boo! Symphonic Thrillers,” at 9:30 and 11:10 a.m. at Portland City Hall Merrill Auditorium. $5/$4 773-6128

Oct. 26: PORTLAND, Rachel Tanner will present a Braille storytime at 11:15 a.m. at Children’s Museum of Maine, 142 Free St. 828-1234

Oct. 26-27: PORTLAND, a Halloween Party will be held at 10:30 a.m. at the Children’s Museum of Maine, 142 Free St. 828-1234

Oct. 26: SHELBURNE, N.H., the Portland Symphony Orchestra KinderKonzert series will feature “Woodwinds: A Magical Flight,” at 9:30 and 10:30 a.m. at Town and Country. $3 773-6128

Oct. 27: SACO, the Portland Symphony Orchestra KinderKonzert series will feature “Woodwinds: A Magical Flight,” at 9:30 and 10:30 a.m. and 1 p.m. at Fairfield School. $3 773-6128

Oct. 28: SCARBOROUGH, the Portland Symphony Orchestra KinderKonzert series will feature “Woodwinds: A Magical Flight,” will be held at 9:30 and 10:30 a.m. and 12:45 p.m. at W. Homer Auditorium. $3 773-6128

Oct. 29: PORTLAND, a Halloween Parade will be held at 1:30 p.m. at the Children’s Museum of Maine, 142 Free St. 828-1234

Oct. 31: LEWISTON, the Holy Ghost candy buffet and open house will be held from 5 to 7:30 p.m. at the Jesus Party Headquarters, 291 Bates St. 786-5568

Oct. 31: LEWISTON, the Fourth Annual Downtown trick or treat celebration will be held from 3 to 5 p.m. in downtown Lewiston. 783-2249

Nov. 4: WALDOBORO, the Portland Symphony Orchestra KinderKonzert series will feature “Woodwinds: A Magical Flight,” will be held at 9:30 and 10:30 a.m. at Waldo Theater. $3 773-6128