July 10

Adventist Health Castle, 6-8:30 p.m., $15. Learn basic life support techniques for infants and toddlers, as well as how to make your home safe for young children. (263-5400, adventisthealthcastle.org)

Sheraton Waikiki, Kauai Ballroom, 8:30 a.m.-2:30 p.m., free. Donate blood and save lives. Pre-registration recommended. (848-4770, bbh.org)

University of Hawaii at Manoa, Campus Center, Ballroom CC301, 9 a.m.-2 p.m., free. Donate blood and save lives. Pre-registration recommended. (848-4770, bbh.org)

Waterfront Plaza, Bloodmobile, 6:45-11 a.m., free. Donate blood and save lives. Pre-registration recommended. (848-4770, bbh.org)

Ala Wai Golf Course, clubhouse, 404 Kapahulu Ave., 7 p.m., free. Learn to understand the power of food and its impact on the ecological, societal and economic health needed for a holistic view. (944-8344, vsh.org)

Makakilo Community Park, 92-1120 Makakilo Drive, 6:50 p.m., contact for cost. (781-2076, kapoleihbda.wordpress.com)

Waikiki Community Center, auditorium, 2-4 p.m., free. Learn about the Constitutional Convention and how your choice could influence the course of Hawaii’s future. Pre-registration required. (923-1802)

Basalt, Tuesdays through July, 6 p.m., free. Enjoy a contemporary music performance. (dukeslanehawaii.com)

Pearl City Public Library, 6-7:30 p.m., free. Local musicians and ukulele instructors Kylie Charice Alarcon and Toni Watanuki give a performance and a free lesson. (453-5655)

Honolulu Hale, courtyard, 4-6 p.m., free. OOPPS Club artists present some 90 paintings for public viewing. (973-7258)