May 7 40th Anniversary Celebration: Community Sing. All ages (family-friendly event). 2 to 5 p.m. Community Sings bring people of all ages and abilities together to raise their voices in song. Led by Levine artist-in-residence Dr. Ysaye Maria Barnwell (formerly of Sweet Honey in the Rock), you will be singing gorgeous five-part harmonies shortly after you arrive. Come join the fun, bring the whole family and stay for a reception at 4:00 p.m. FREE THEARC, Town Hall Education Arts & Recreation Campus, Washington, DC.

May 7 AWLA's Walk for the Animals. All ages (family-friendly event). 9:30 a.m. to 12:30 p.m. Dr Katy Nelson hosts the event, which aims to celebrate the animals in our hearts and homes, while raising awareness and funds for the hundreds of adoptable animals and community programs. All preregistered walkers will receive a free 2016 Walk for the Animals t-shirt and participating dogs will receive a free bandana. Preregister. $$ Bluemont Park, Arlington, VA.

May 7 Kingsbury 5K Run/Walk/Skip Event. All ages (family-friendly event). Registration 7:30 a.m.; 5K starts 8:00 a.m. Event ends 9:30 a.m. Kingsbury Day School's annual fun event for families who enjoy exercising together in a beautiful natural setting. Funds raised will support scholarships for children with learning differences. Race shirts, fandanas, door prizes and prizes for winners and runner-ups. Details online. $$ Rock Creek Park, Washington, DC.

May 7 Korea Day: A Family Festival. All ages (family-friendly event). 11 a.m. to 4 p.m. Celebrate with a full day of cultural activities. Explore the richness of Korean culture through hands-on activities, musical performances, taekwondo demonstrations and storybook readings. FREE Sackler Gallery, Washington, DC.

May 7 Music Box Series: Life in the Water. Kids ages 6 months to 3 years. 10 and 11:30 a.m. Experience a sea of musical delight. Sing about frogs and fish, and dive into music all about the water. 30 minutes prior to each concert the lobby fills with a range of musical, creative and fun activities for babies and families. Tickets online. $$ Silver Spring Civic Building, Silver Spring, MD.

May 7 Spring Farm Day. Kids ages 2+. 10 a.m. to 3 p.m. Watch sheep shearing and antique farm equipment demonstrations. Participate in hands-on farm activities such as cow and goat milking. Enjoy crafts, games, puppet shows and get an up-close introduction to the baby farm animals. $$ Frying Pan Farm Park, Herndon, VA.

May 8 Ladies Lakeside - Mother's Day Pontoon Ride. Kds ages 1+. 6:30 to 8 p.m. It's Mother's Day and Mom deserves to be given a treat. So bring her out for a sunset tour of Little Seneca Lake and let her enjoy the beauty around her with the people she loves. We'll cruise the lake and look for nature activity. Preregister. $$ Black Hill Visitor Center, Boyds, MD.

May 9 Homeschool Day at SPY. Kids grades 4+. 9 a.m. to 3 p.m. Your mission: Discover exciting ways to encourage critical thinking, dig into STEM concepts and uncover the secret history of history. Your tactics: Explore the Museum's exciting exhibitions, discover multi and interdisciplinary lesson plans and resources, and participate in hands-on educational workshops with other homeschool families! Preregister. $$ International Spy Museum, Washington, DC.

May 9 Story Time at the National Postal Museum!. Kids ages 2 to 3. Every Monday, 10:30 and 11 a.m. Kids will discover the world around them together. They will build important developmental and social skills through books, activities, songs and self-guided gallery exploration. Explore themes, such as shapes, colors and sizes, in a relaxed setting. FREE National Postal Museum, Washington, DC

May 11, 12 and 13 Tigers, Dragons and Other Wise 'Tails'. Ages 5 to 10. 10:15 and 11:30 a.m. Don't miss this delightful Discovery Theater original hit, in which four freshly imagined folk tales reveal nuggets of traditional Asian wisdom. The Tiger, the Thief, and the Dried Persimmon (Korea); The Boy and the Fly (Vietnam); The Wise Mole (Japan) and The Four Dragon Rivers of China. Tickets online. $$ Discovery Theater, Washington, DC.