Sign-a-long Sing-a-long Storyteller Kathy MacMillan teaches American Sign Language through music and stories as part of the Thursday morning summer kids’ programs. 10:30 a.m. Gaithersburg City Hall, Concert Pavilion, 31 S. Summit Ave., Gaithersburg. 301-258-6350. www.gaithersburgmd.gov/onstage. Free.
AT&T National The Tiger Woods Foundation’s AT&T National tournament featuring some of the best golfers in the world (but not Woods himself) continues through Sunday. Congressional Country Club, 8500 River Rd., Bethesda. 800-594-8499. 301-469-2032. www.attnational.org. One-day tickets $20-$25, packages available.
“No Strings Attached” This exhibition of photography, sculpture, masks and puppets examines the role of fine arts in the creation of puppets and marionettes, with works by Michael Cotter, Don Becker, Elyse Harrison and Richard Tremine, and pieces from the University of Connecticut’s Ballard Institute and Museum of Puppetry. Reception at 7 p.m. Through Aug. 17. Mansion at Strathmore, 10701 Rockville Pike, North Bethesda. 301-581-5100. www.strathmore.org. Free.
The Cat Empire The jazzy, guitarless Australian band with a penchant for genre-hopping performs. With Blackalicious. 8 p.m. The Fillmore, 8656 Colesville Rd., Silver Spring. 301-960-9999. www.fillmoresilverspring.com. $25.
The Crawdaddies The Baltimore-based Cajun band performs. 6:30 p.m. Rockville Town Square, 200 E. Middle Lane, Rockville. www.rockvilletownsquare.com. Free.
“Red Herring” Silver Spring Stage mounts a comedy about s a detective trying to solve a murder so he can go on his honeymoon. Opens Friday at 8 p.m., continues Saturday at 8 p.m., Sunday at 2 p.m. Through July 21. Silver Spring Stage, 10145 Colesville Rd., Silver Spring. 301-593-6036. www.ssstage.org. $20, seniors and students $18.
“Drawing the Undifferentiated” A drawing installation by Leah Cooper explores sight and space. Opening reception 6-9 p.m. Exhibition continues through July 27. VisArts at Rockville, 155 Gibbs St., Rockville. 301-315-8200. www.visartscenter.org. Free.
Heritage Days More than 35 sites throughout Montgomery County participate in Heritage Montgomery’s 16th annual celebration of history, natural beauty and cultural diversity. The event features children’s activities at most locations, as well as the odd concert, demonstration, tour and art show. Several Saturday programs in Rockville commemorate the 150th anniversary of Confederate Gen. J.E.B. Stuart’s 1863 ridethrough Rockville en route to Gettysburg, including reenactments 11 a.m.-5 p.m. (Beall-Dawson Park, 103 W. Montgomery Ave., Rockville), a Civil War/Underground Railroad walking tour at 10:30 a.m. and 5:30 p.m. (Courthouse Square, E. Montgomery and Maryland avenues), and Civil War lectures at 10 a.m., noon and 2 p.m. (Old Red Brick Courthouse, 29 Courthouse Square). See the Web site for a complete schedule and venue list. Most events Saturday-Sunday noon-4 p.m. 301-515-0753. www.heritagemontgomery.org. Free.
“Clean” Maggie Cheung won best actress at the 2004 Cannes Film Festival for her portrayal of a heroin addict trying to get her life in order after her rock star boyfriend dies from an overdose and she serves time in prison in Olivier Assayas’s film. In English, French and Cantonese with English subtitles. Saturday at 5:10 p.m., Monday at 7:10 p.m. AFI Silver Theatre, 8633 Colesville Rd., Silver Spring. 301-495-6720. www.afi.com/silver. $11.50, seniors $9, children $7.
Miss Africa USA PageantContestants from 25 African countries will compete in the finals for the title. 7 p.m. The Fillmore, 8656 Colesville Rd., Silver Spring. 301-960-9999. www.fillmoresilverspring.com. $27-$102.
O’Malley’s March Gov. Martin O’Malley’s Irish rock band performs. Proceeds benefit BlackRock’s arts education programs. 8 p.m. BlackRock Center for the Arts, 12901 Town Commons Dr., Germantown. 301-528-2260. www.blackrockcenter.org. From $50.
Reinventing Radio: An Evening With Ira Glass The host and producer of National Public Radio’s “This American Life” talks about the show behind the scenes. 8 p.m. Music Center at Strathmore, 5301 Tuckerman Lane, North Bethesda. 301-581-5100. www.strathmore.org. $38-$68.
Re-Inventing the Wheel This all-day DIY children’s festival features hands-on activities that combine old and new technology such as weaving on a hula hoop loom, making stomp rockets with NASA scientists, crafting with 3-D printers and vinyl cutters, toymaking, papermaking and more. Noon-4 p.m. Sandy Spring Museum, 17901 Bentley Rd., Sandy Spring. 301-774-0022. www.sandyspringmuseum.org. Free.
“Simple Gifts” Cashore Marionettes take scenes from daily life and set them to classical music. A question-and-answer session follows. Suggested for age 6 and older. 1 and 3 p.m. Music Center at Strathmore, CityDance Studio Theater 405, 5301 Tuckerman Lane, North Bethesda. 301-581-5100. www.strathmore.org. $15.
Photography exhibit Local photographers Robert Ausura, Phil Fabrizio and Beamie Young are featured. Reception at 1:30 p.m. Through July 29. Glenview Mansion, 603 Edmonston Dr., Rockville. 240-314-8682. 240-314-8660. www.rockvillemd.gov. Free.
Best of Serenade! The line forms at 3 p.m. for this showcase of choirs (youth and adult) from around the world, part of the weekend’s multi-venue Serenade! choral festival. The lineup includes the Canadian quartet the Watch, Australian Voices SIX, Wroclaw Philharmonic Choir from Poland, Singing Sons Boychoir from Florida, Russian Singers and Latvian Voices. 4 p.m. Music Center at Strathmore, 5301 Tuckerman Lane, North Bethesda. 703-683-6040. www.strathmore.org. www.classicalmovements.com/dc. Free.
Serenade! Celebration in Damascus World-famous choirs Russian Singers and Australian Voices SIX perform as part of the Serenade! choral festival. 8 p.m. Damascus United Methodist Church, 9700 New Church St., Damascus. 703-683-6040. www.classicalmovements.com/dc. Free.
Evidence of a Misspent Youth by Chuck A magic show continues the Kids Night series. 6:30 and 7:30 p.m. Rockville Town Square, 200 E. Middle Lane, Rockville. www.rockvilletownsquare.com. Free.
M.A.K.U. Soundsystem Strathmore’s outdoor concert series continues with the Colombian band that merges tradition folk music with jazz, psychedelic rock, punk, afro-beat, reggae and soul. 7 p.m. Mansion at Strathmore, lawn, 10701 Rockville Pike, North Bethesda. 301-581-5100. www.strathmore.org. Free.
“Our Boys” The Victorian Lyric Opera Company offers a sneak peek at its Victorian comic opera in Rockville before a run at the Capital Fringe Festival. 8 p.m. Rockville Civic Center Park, F. Scott Fitzgerald Theatre, 603 Edmonston Dr., Rockville. 240-314-8690. www.rockvillemd.gov/theatre. www.vloc.org. $24, seniors $20, students $16.
Movies on the Square The outdoor film series continues with “Life of Pi,” about an Indian boy’s shipwreck adventure with a tiger. 8:45 p.m., through Aug. 21. Rockville Town Center, Maryland Avenue and East Middle Lane, Rockville. 240-314-8620. www.rockvilletownsquare.com. Free.
— Compiled by Carrie Donovan from staff reports