March for Meals, a 5K walk that benefits the Senior Meals Program, sponsored by the Douglas County Senior Center, 8:30 a.m., 745 Vt.
Habitat for Humanity nail-driving ceremony, 9 a.m., 917 Homewood, public welcome.
First-time homebuyers workshop, by Tenants to Homeowners, 9:30 a.m.-1 p.m., United Way Center, 2518 Ridge Court, free, 842-5494.
Centennial Park stream cleanup, 10 a.m.-1 p.m., meet at the parking lot off Ninth Street west of Bucky's, volunteers welcome, hosted by Kansas StreamLink, 840-0700.
G is for Girl Power, historical stories and autograph book-making for children, 10:30 a.m.-11:30 a.m., Watkins Community Museum of History, 1047 Mass.
Lawrence Youth Symphony performance, 2 p.m., Central Junior High School auditorium, 1400 Mass.
Read Across Lawrence book discussion, "Mothers and Daughters," 2:30 p.m., Lawrence Public Library auditorium, 707 Vt.
Immunization clinic by the Lawrence-Douglas County Health Department, 8:30 a.m.-11:30 a.m. and 1 p.m.-8 p.m., 200 Maine, 843-0721.
Douglas County Commission meeting, 8:30 a.m., county courthouse, 1100 Mass.
Medicare information, 10 a.m., studio of Lawrence Senior Center, 745 Vt., 842-0543.
East Lawrence Neighborhood Assn. meeting, 7 p.m., New York School library, 936 N.Y.
North Lawrence Improvement Assn. meeting, 7 p.m., IOOF Hall, Sixth and Lincoln streets.
Lawrence school board meeting, 7 p.m., district service center, 110 McDonald Drive.
Eudora City Council meeting, 7:30 p.m., Eudora City Hall, 4 E. Seventh St.
Immunization clinic by Lawrence-Douglas County Health Department, 9:30 a.m.-11:30 a.m. and 1 p.m.-4:30 p.m., 200 Maine, 843-0721.
Toddler storytime, 9:30 a.m. or 10:30 a.m., for 2-year-olds with an accompanying adult, Lawrence Public Library, 707 Vt., free, registration required, 843-3833, ext. 117.
Workshop: "Resume Doctor," 10 a.m., Kansas Union lobby, free, sponsored by the University Career Center, 864-3624.
Storytime, 10:30 a.m.-11 a.m., Lawrence Public Library's Children's Room, 707 Vt., free, no registration required, 843-3833, ext. 117.
Lecture: "Chernobyl - 20th Anniversary," by Taras Senyuta, Muskie Doctoral Fellow, 12:30 p.m., Bailey Hall Room 318, part of the Brown Bag Discussion Series, 864-4236.
Interfaith Initiative meeting, 1 p.m.-2:30 p.m., United Methodist Church, 3001 Lawrence Ave., 843-2233.
Coalition on Homeless Concerns, 3 p.m.-5 p.m., Lawrence Public Library, 707 Vt.
Study group: "Politics in an Age of Entertainment & Instant Information," led by Fellow John Toohey, 4 p.m.-5:30 p.m., Dole Institute of Politics, KU's west campus, open to the public.
Lecture: "World as Concept and Metaphor: Plato, Augustine, Kant and Neitzsche," by Martin Bertman, professor emeritus, Helsinki University, 4:30 p.m., Kansas Union's Big 12 Room, 864-3976.
Big Brothers Big Sisters of Douglas County informational meeting, 5:15 p.m., 1525 W. Sixth St., Suite A, 843-7359.
Lawrence City Commission meeting, 6:35 p.m., City Hall, Sixth and Massachusetts streets.
Civil Air Patrol informational meeting, 7 p.m.-9:30 p.m., Kansas National Guard Armory, 200 Iowa, 841-0752.
Wakarusa Township Board meeting, 7 p.m., 300 W. 31st St.
Read Across Lawrence book discussion, "The Politics of the '80s," 7 p.m., KU's Natural History Museum, fourth floor.
Kanwaka Township Board meeting, 7:30 p.m., Kanwaka Township Hall, off U.S. Highway 40.
Speaker: Helen Thomas, journalist and former White House bureau chief, 7:30 p.m., Woodruff Auditorium, Kansas Union, Kansas University, free.
Immunization clinic by the Lawrence-Douglas County Health Department, 8:30 a.m.-11:30 a.m. and 1 p.m.-4:30 p.m., 200 Maine, 843-0721.