Child's Play
KIDS DAY OUT: MIKE OFFUTT, THE SENSATIONAL WORLD OF SCIENCE -- Wednesday at 10:30 a.m. The entertainer-educator presents the "Ultimate Science Show," which includes interactive science experiments. Harmony Hall Regional Center, John Addison Concert Hall , 10701 Livingston Rd., Fort Washington. $5. 301-203-6070.
HOME SCHOOL DAY -- Wednesday, noon-4 p.m. Home-schooled students and their parent-educators put math and science skills to the test throughout the museum. College Park Aviation Museum, 1985 Cpl. Frank Scott Dr., College Park. $3, students $6. For reservations, call 301-864-6029.
WHAT ARE THEY WEARING? -- Thursday, 1:30-3:30 p.m. Ages 7-12. Look at costumes from the time of the samurai through the Renaissance, then create an outfit that says something about you. Walters Art Museum, 600 N. Charles St., Baltimore. $12. 410-547-9000.
FOR LOVE OF CHILDREN CHILDREN'S BOOK FESTIVAL -- Thursday, 6:30-8:30 p.m. Visit the storybook center, puppet workshop and book fair. Listen to host author Carolivia Herron read "Nappy Hair," a book about the beauty of a black girl's hair. For Love of Children, 1763 Columbia Rd. NW. Free. 202-462-8686.
KATIE COURIC'S THE BRAND NEW KID -- Opens Friday. Through Dec. 10. Ages 5 and older. Though some of the performances of this world premiere are sold out, tickets are available for others. Based on the CBS News anchor's popular book, the staged performance follows a child's adjustment to a new school. Kennedy Center, Family Theater, 2700 F St. NW. $15. 202-467-4600.
PONDERINGS: TWILIGHT HIKE -- Friday at 4 p.m. Explore swamps, high ridges and other park spots off the beaten path during a naturalist-led walk. Hidden Pond Nature Center, 8511 Greeley Blvd., Springfield. $4. For reservations, call 703-451-9588.

