The 29th annual Philadelphia International Children's Festival, presented by the Annenberg Center for the Performing Arts, continues through Saturday with theatrical performances and outdoor activities.

Featured shows include The Girl Who Forgot to Sing Badly, by Theatre Lovett; Australian circus troupe C!RCA with its production 46 Circus Acts in 45 Minutes; Mermaid Theatre of Nova Scotia's interpretation of author and illustrator Eric Carle's A Brown Bear, a Moon, and a Caterpillar: Treasured Stories, and more.

At the Fun Zone outdoors, kids can do crafts, get their faces painted, and enjoy music, juggling, and magic performances.

The 29th Philadelphia International Children's Festival, 10 a.m. to 4 p.m. Friday and Saturday at the Annenberg Center for the Performing Arts, 3680 Walnut St. Tickets are $10 and can be purchased online at www.annenbergcenter.org or at the box office. Fun Zone activities are free to festival ticket holders. Information: 215-898-3900.

Cathedral Choir School of Delaware at the Delaware Art Museum

The Cathedral Choir School of Delaware sings its Anglican repertoire on Saturday at the Delaware Art Museum.

The choir, composed of youth from an after-school program who perform with semiprofessional adult singers, will sing from noon to 1:15 p.m.

The singing troupe, established in 1883, provides enrichment such as professional choral training, piano and voice lessons, leadership development, tutoring, and one-on-one mentoring for youth. The choir has toured the U.S. and Europe.

Cathedral Choir School of Delaware, noon to 1:15 p.m. Saturday at Delaware Art Museum, 2301 Kentmere Pkwy., Wilmington. Museum hours are 10 a.m. to 4 p.m. Wednesday through Saturday, noon to 4 p.m. Sunday. It is closed Mondays and Tuesdays. Choir performance is free with museum admission: $12 adults; $10 age 60 and older; $6 students with ID and ages 7-18; free 6 and younger; $25 for families (up to 2 adults and 4 youth). Information: 302-571-9590 or www.delart.org.

'Martha Speaks' at Landis Theater

On Sunday, see what happens when you give a dog a bowl of alphabet soup, as Theatreworks USA presents Martha Speaks at Landis Theater.

Based on the book series by author Susan Meddaugh and featured in the TV series Martha Speaks on PBS Kids, this is the story of a normal dog who eats alphabet soup that mysteriously goes not to her stomach but to her head. Martha is now able to talk, and quite outspokenly.

"Martha Speaks," 2 p.m. Sunday at Landis Theater, 830 E. Landis Ave, Vineland, N.J. Tickets are $12. For information and tickets, visit www.landistheater.com.

Contact Monica Peters at mpeters@phillynews.com.