"spring Grand Ceremony for tenchi kane no kami," ceremony of appreciation; 11 a.m. April 12 at Konko Mission of Waipahu; 533-7173, 677-3716, kmhcenter@hawaiiantel.net.

FAMILY SING-ALONG and family percussion circle play-along, 10-11 a.m. April 12; Calvary by the Sea Lutheran Church and Montessori Pre-school, Ohana Lani Building; free; 377-5104.

"Cutting through the four attachments," a lecture by Khentrul Lodro Thayé Rinpoche, 9 a.m.-5 p.m. (lunch break 12-2 p.m.) April 12-13; Buddhist Study Center; suggested donation: pre-register $60 for the weekend, students $35 with ID, $75 at the door; 808-348-2980, hilomoon@earthlink.net.

"chasing elusive happiness" a lecture by Swami Bhaskarananda, senior monk of the Ramakrishna Order and author, 11 a.m. April 13; YWCA, 1040 Richards St.; free; 734-1760.

JOHN 17:21 MINISTRY, gathering of ministry for the disabled; 4-6:30 p.m.; April 13; Wesley United Methodist Church; free; 497-1415.

HAIB EARTH DAY PROGRAM, with the film "Reluctant Saint: Francis of Assisi," 3-5:30 p.m. April 19; Chaminade University's Ching Conference Center, Eiben Hal, second floor; free; 735-4822, psponsel@chaminade.edu.

"VOICES IN HARMONY 2008," Dharma School Teachers of Oahu's second annual songfest; 9 a.m.-12 p.m. April 20; 'Aiea Hongwanji Mission; free; 622-4320.

Science of Mind II, eight-week course on the principles of successful living; 6:15-8:45 p.m. Tuesdays, through May 20; 370 Ilimalia Loop, Kailua; first class free, then $15/class or $100/course; registration: 236-0950, www.windwardrsc.org.

Alpha Course, 10-week course that explores the meaning of life and asks questions about the Christian faith; 9:30 a.m.-12:30 p.m. Saturdays, through May 31; Central Union Church; free; registration: 440-3007, ron-ching@centralunionchurch.org.

"Seeking the Lord," gathering inspired by 1 Corinthians 14:26; 9:30 a.m. first and third Sundays of the month; Koko Head Park picnic tables; free; 395-5576.

Send announcements, with contact name and phone number, to: Faith Calendar, The Advertiser, P.O. Box 3110, Honolulu, HI 96802; faith@honoluluadvertiser.com, with "Faith Cal" in the subject line; or fax 525-8055.