PAWS ON THE PATH, Hawaiian Humane Society-sponsored hike for dog owners and their leashed pets, 8:30 a.m. on Maunawili Gulch Trail; free. 946-2187.
BOOK SALE, 9 a.m. to 2 p.m., Kaimukī Public Library lower parking lot; large assortment $1 each; proceeds benefit the library. 733-8422.
PASSPORT FAIR to provide information to and accept applications from U.S. citizens, 10 a.m. to 3 p.m., Honolulu Passport Agency, Suite 1-220 of the Federal Building; free. Information: travel.state.gov or 877-487-2778.
LEILEHUA HIGH SCHOOL BLOOD DRIVE, sponsored by the Health Academy class, 7:30 a.m. to 3:30 p.m. in front of the school library; donors must be at least 17 years of age, in good health and 110 pounds or more; to make an appointment call: 845-9966.
PRESIDENT OBAMA'S FOREIGN POLICY, lecture by David Sanger, New York Times chief Washington correspondent, Pulitzer Prize-winning journalist and best-selling author, 5 p.m., East-West Center, Hawai'i Imin International Conference Center, garden level; reception to follow; free, campus parking $5. Reservations: 944-7111 or firstname.lastname@example.org.
XERISCAPE EGG DECORATING class for keiki using flowers and leaves, 10 a.m. to 12 p.m. April 3 at Hālawa Xeri-scape Garden, Hālawa Valley Central Park industrial area; $5 per family. Advance registration: 748-5369. Information: www.boardofwatersupply.com.
HULA'S EASTER FUNDRAISING BUFFET to benefit the FoodBasket, which provides nourishing food to those with HIV/AIDS, 11 a.m. to 2 p.m. April 4, Hula's Bar & Lei Stand, second floor, Waikīkī Grand Hotel; $15 in advance, $20 day of event; available from Hula's bartenders or online at www.thefoodbasket.org. 375-8440.
WORM WORKSHOP, 10 a.m. to 12 p.m. April 10, Hālawa Xeriscape Garden; how worm harvesting can conserve water while fertilizing plants; bring lunch; garden tour 9:40 a.m.; $30, guest $10. Registration: email@example.com.