Saturday

Indoor yard sale, 8 a.m. to noon, North Parish Church Vestry, 895 Main St., Sanford.

Labyrinth workshop, 9:30 to 11:30 a.m., learn more about the types and uses of the labyrinth with an opportunity to walk the Chartres-style indoor labyrinth. A goodwill offering will be taken. Trinity Episcopal Church, 580 Forest Ave., Portland. Space is limited and reservations are needed. Call 772-7421 to register or for more information.

Day of Service, including cleaning litter from beaches and the Mousam River, collecting data for Ocean Conservancy and helping elders with yard work. The activities will be in honor of the new minister, the Rev. Lara K-J Campbell, at First Parish Unitarian Universalist Church, Kennebunk. For more information and to help, call 985-3700.

Sunday

Green Faith, 11 a.m., with environmentalist Michael Leonard, who will discuss caring for our planet as presented in the Bible. Aldersgate United Methodist Church, 15 Wesley Drive, Rockland. Call 596-5715 for details.

Fourth Sunday Damariscotta Area Shape Note Singing, 2 to 5 p.m. Meet in the undercroft at St. Andrews Church, 11 Glidden St., Newcastle. This is a free, participatory event, not a performance. No experience is necessary and beginners are welcome. Bring a snack to share during the break.

Minister installation, 4 p.m., service for the Rev. Lara K-J Campbell at First Parish Unitarian Universalist Church, Kennebunk. The Rev. Dr. Tracy Sprowls, minister of First Unitarian Society of Plainfield, N.J., will deliver the sermon. Campbell will be the 26th person to hold the position during the 265-year history of the church. She is a fifth-generation Unitarian and earned her master’s degree in marriage and family therapy at Michigan State. After working for Planned Parenthood, the Lansing School District, 4-H and as director of religious education at the Community Unitarian Church of White Plains, N.Y., she earned a master of divinity degree from the New York Theological Seminary in 2012.

Messy Baptism, 4 to 6 p.m., family program designed to help children understand baptism, featuring activities and the baptism of two children followed by a community meal. Tuttle Road United Methodist Church, 52 Tuttle Road, Cumberland. Call 807-2210 for more information.

Thursday

Southern Maine Community College Choir and Chamber Singers, 7 p.m., free concert at Trinity Lutheran Church, 612 Main St., Westbrook. Donations of non-perishable food items, or cash, will benefit the Trinity food drive.

Thursday through Saturday

Bake sale, to benefit Loaves & Fishes. Held during business hours at Sabattus Regional Credit Union, 2 Middle Road, Sabattus. For details, visit sabattusdominicans.org or call 740-0244.

Friday and Saturday

Rummage and perennial sale, 9 a.m. to 2 p.m. Friday and 9 a.m. to 1 p.m. Saturday at Cressey Road United Methodist Church, Gorham.

Bernstein Scholar-in-Residence, featuring Rabbi Deborah Prinz, author of “Jews on the Chocolate Trail.” Congregation Bet Ha’am, 81 Westbrook St., South Portland. The schedule is:

Friday: 7:30 p.m., Erev Shabbat services, “Jews on the Chocolate Trail.”

Saturday: 9 a.m. Torah study,”Questions Rabbis Ask About Chocolate: Text Study of Responsa;” 10 a.m. Shabbat service; 11:30 a.m. lunch and learn, “Jews and Chocolate In Colonial America,” $10 per person and $30 per family; 5:30 p.m. Havdalah, “The Ethics of Chocolate: What is the Best Chocolate?” with pizza dinner included. For the lunch and learn and evening programs, call 879-0028 or email [email protected] to sign up. Programs with book signing are open to the public.

May 2

Cinco De Mayo celebration, 5 p.m., with barbecue, beverages and bingo. Free food and childcare for children under 12. Cost is $25 per person, which includes two beverages. South Freeport Church, 98 South Freeport Road, South Freeport. Call 865-4012 for reservations.

Religion calendar items must be submitted before noon Monday to be considered for the next Saturday. Mail to: Religion Calendar, Portland Press Herald, P.O. Box 1460, Portland, ME 04104; or email to:

[email protected]