The PlayGround Theatre hosts an after-school program. Company members will lead classes in acting, dancing, singing, yoga and photography. 3:30-4:45 p.m., 4:45-6 p.m. Monday through Saturday. The PlayGround Theatre, 9806 NE 2nd Ave., Miami Shores. Details: (305) 751-9550 or www.theplaygroundtheatre.com.
The Roxy Theater Group offers classes in acting, voice, musical theater, ballet, jazz, lyrical, Hip Hop, tap and belly dancing for children 3 to 17. 3:30-8:30 p.m. Monday through Friday. The Roxy Performing Arts Center, 1645 SW 107th Ave., Sweetwater. Details: (305) 226-0030 or www.roxypac.com.
Festival Miami hosts a Halloween concert by children's musician Red Grammer that includes Halloween standards and children's favorites. 3 p.m. Gusman Concert Hall, 1314 Miller Drive, Coral Gables. $10 children, $12 adults. Details: (305) 284-4940 or www.festivalmiami.com.