Goodwill's Book Sale

More than 150,000 used books, plus CDs, records, cassettes, sheet music and artwork are on sale at Goodwill's Used Book Sale, Friday through Tuesday at the Washington Convention Center, Ninth and H streets NW (Metro: Metro Center). The sale is open Friday from 10 to 8, Saturday through Monday from 10 to 6 and Tuesday from 10 to 3. Monday is half-price day and Tuesday is bag day, where purchasers buy items by the bag at discounted prices. Admission is free. Call 202/636-4225.

Virginia Indian Festival

See tool-making demonstrations, pottery exhibits and hands-on activities like spear throwing and archery at the Virginia Indian Festival, featuring members of the Mattaponi Indian tribe, Saturday from 10 to 4 at Riverbend Park in Great Falls. Admission is $3 for all 2 and older (younger free). Riverbend Park is at 8700 Potomac Hills St. Take Route 193 west from the Beltway, turn right on Route 601/River Bend Road, and right again on Route 682/Jeffrey Road to the park. Call 703/759-9018.

African American Day

Gunston Hall Plantation, the 18th-century home of George Mason, author of the Virginia Declaration of Rights, celebrates an African American Heritage Day Sunday from 1 to 5, with living history portrayals, craft and cooking demonstrations, and storytelling. Admission is $5, $4 for seniors and $1.50 for students through grade 12 (children 5 and younger free). Gunston Hall is in Lorton at 10709 Gunston Road, off U.S. 1. Call 703/550-9220.

Etheridge In Concert

Rocker Melissa Etheridge performs Monday at 8 at DAR Constitution Hall, 18th and D streets NW. Tickets are $55.50 and $75.50. Call Ticketmaster, 202/432-7328 (service charges).

Children's Tales

South African storyteller Gcina Mhlophe performs traditional and original African stories in "Waves and Tales," Friday at 7, Saturday at 11 and 1 and Sunday at 1 at the Kennedy Center Theater Lab. The program is recommended for 9 and up. Tickets are $10. Call 202/467-4600 (TDD: 202/416-8524).

Das Puppenspiel puppet theater presents "The Story of Jumping Mouse," a Native American story about a curious rodent who sets out to discover the world, Saturday at 11 at the Montgomery College Performing Arts Center, 51 Mannakee St., Rockville. The program is recommended for 7 and up. Tickets are $6, $5 for 12 and younger. Call 301/279-5301.

Pickin' in the Glen

Eddie & Martha Adcock and Rambler's Choice are the featured performers at WAMU's 14th annual free Pickin' in the Glen bluegrass concert on Saturday from noon to 5 at Glen Echo Park, MacArthur Boulevard and Goldsboro Road in Glen Echo. Call 202/885-1200.