May 1 to 3 Azalea Garden Festival. All ages (family-friendly event). 10 a.m. to 5 p.m. The Azalea Festival is a celebration of spring. Stroll through the budding beauty of Landon's azalea garden or take a spin on one of our amusement park attractions. Families enjoy rides, games and face-painting. Enjoy food from some of the area's best food trucks and take home rare flowers to plant in your home garden! Competitive and casual runners alike will give it their all at this year's Mark's Run 5K and 1-Mile Fun Run. D.C.-area interior designers and home furnishings dealers show off both new concepts and antique looks. $$ Landon School, Bethesda, MD.

May 2 Connections: Science & Math + Music. Kids ages 9+. 11 a.m. NSO Ensemble Concert features cellist and host Yvonne Caruthers, along with some of her NSO colleagues, team up for this fast-paced multimedia program that shows 26 ways (a full alphabet's worth!) that math and science are related to music. Tickets online. $$ Kennedy Center, Washington, DC.

May 2 Family Day. All ages (family-friendly event). Family Day, celebrates the opening of the Park's historic Dentzel Carousel for its 95th season. Enjoy magic shows, art activities, face painting, performances, balloon animals, storytelling, park tours and carousel rides. (Small fee for these rides.) FREE Glen Echo Park, Glen Echo, MD.

May 2 Kentlands Day Celebration. All ages (family-friendly event). 10 a.m. to 4 p.m. Enjoy a classic car show and find food from the best restaurants that the Kentlands Community has to offer! Rock wall, inflatables, entertainment stages and much more! The most fun day of the year! FREE Kentlands Market Square, Gaithersburg, MD.

May 2 Innovation Family Festival. Kids ages 3 to 6. 11:30 a.m. to 5 p.m. Highlighting themes of invention and containers, Innovation Family Day presents an array of activities-from the Bash the Trash's instrument building and performance to demonstrations by Oasis Island Sounds and the All New Genetically Altered Jug Band to our cardboard station in the Luce Center. Join in as we make jellyfish ornaments from recycled plastic, explore how 3-D objects are created, and learn how the Smithsonian's Center for Folklife uses containers to move objects from national and international locations, to name a few of the many activities planned in celebration of innovation. This program is presented in collaboration with the United States Patent and Trademark Office. FREE American Art Museum, Portrait Gallery, Washington, DC.

May 3 HoopShop: A Hula Hoop Workshop. Kids ages 6 to 11. 1 to 3 p.m. Includes hoop dance instruction and the opportunity to customize a hula hoop to your liking! Choose the size and weight and use our supplies to make it colorful! Concludes with a hoop jam in the garden! Preregister online. $$ Annmarie Sculpture Garden & Arts Center, Solomons, MD.

May 3 Running of the Chihuahuas. All ages (family-friendly event). Noon to 3 p.m. Chihuahua races, food trucks, beer stand and dog contests all benefit animal charities and is D.C.'s funniest Cinco celebration! Don't have a Chihuahua? You can still take part in the excitement with our all breeds contests for best dressed and best trick! Registration and tickets online. FREE The Wharf, SW Waterfront, Washington, DC.

Now through May 17 The Emperor's New Clothes.
All ages (family-friendly event). Dates and times vary. Guess who's got a passion for fashion? In this musical adaptation of the classic tale, Emperor Augustus has been led astray of his once kind-hearted nature by a villainous duo who are eager to take over the throne! Join the adventure in an afternoon of mystery, music and lots of laughter! Tickets online. $$ Workhouse Arts Center, Lorton, VA.

Now through May 25 The Wonderful Wizard of Oz. All ages (family-friendly event). Dates and times vary. Life in Kansas has been a bit boring for Dorothy and her little dog Toto. Until one day, a cyclone swoops in and takes them "over the rainbow" to the wonderful and magical land of Oz. Tickets online. $$ Adventure Theatre, Glen Echo, MD.

Now through May 29 Sinbad: The Untold Tale. Kids ages 5 to 12. 1:30 and 4 p.m. Sinbad the Sailor has retired from his notorious adventures. But a quest full of humor, genies, sword fights, diamonds, magic boats, and flying carpets follow him. Two young explorers cross the chasm of their differences to become fast friends and fellow adventurers for life. Tickets online. $$ Imagination Stage, Bethesda, MD.