Senior health expo
Age Strong Live Long Health Expo 9:30 a.m.-2 p.m. April 19, Concord Senior Center, 2727 Parkside Circle. Health information, interactive exercises, screenings. Light lunch $5. Free admission. R.S.V.P.: 925-671-3320.
Library book sales
Clayton Community Library Foundation book sale, members only 4-7 p.m. April 12; all others 10 a.m.-6 p.m. April 13; noon-4 p.m. April 14, 6125 Clayton Road. Gently used books for $1 or less. Bag of books $3, 2-4 p.m. April 14. 925-673-0659.
Concord Library Book Sale 10 a.m.-5 p.m. April 19; 10 a.m.-5 p.m. April 20; 1-4 p.m. April 21, 2900 Salvio St. Gently used books for $1 or less. $3 for bag of books April 21. 925-646-5455.
Mount Diablo walk
Family wildflower walk 10 a.m. April 21, Mitchell Canyon Visitor Center, Mount Diablo State Park, Walnut Creek. Moderate hike to spot early blooming flowers, rare plants, critters that pollinate them. Parking $6. www.mdia.org/site.
For foster parents
Foster Family Workshop Fair: 9 a.m.-7 p.m. April 6, Children's Child Care Council, 1035 Detroit Ave., Concord. Orientations, CPR/first aid training. Free, lunch provided. 925-370-1990, http://www.ncfc.us/Pages/default.aspx.
Help on Earth Day
Volunteers needed for California State Parks Foundation's Earth Day restoration and cleanup 9 a.m.-12:30 p.m. April 13, Mt. Diablo State Park, Clayton. Help clean up, make trail improvements. Businesses, individuals register at www.calparks.org/earthday or 888-98-PARKS (888-987-2757).
Dine, donate for STAND!
Restaurants in Contra Costa County will donate portion of proceeds through April 6 to support STAND!'s work with children, families. For information, participating restaurants, go to www.standffov.org.
Reflective Good Friday service 7 p.m. March 29; Easter Festival 10 a.m. March 31, Eternal Life Lutheran Church, 5554 Clayton Road, Concord. www.EternalLifeLutheranChurch.org, 925-524-0295.
Sons In Retirement Branch 19 meets 11:30 a.m.-1:30 p.m. April 4, Crowne Plaza/Concord Hotel, 45 John Glen Drive, Concord. Lunch, guest speaker. $20. 925-969-7753, firstname.lastname@example.org.
Retail, sales, management career fair 9 a.m.-12:30 p.m. April 2, Embassy Suites Hotel, 1345 Treat Blvd., Walnut Creek. Learn about sales, management careers. Email resume to: email@example.com. Information: http://hirelive.com/js_walnut_creek.html.
Quilts and more
Guild of Quilters quilt show 10 a.m.-5 p.m. April 6-7, Centre Concord, 5298 Clayton Road. Demonstrations, children's treasure hunt, door prizes, make quilt blocks for veterans, food. $8, $10 for both days. Youths 6-17, $4; younger than 6 free. 925-889-289, www.contracostaquiltguild.org.
Great Tomato Plant Sale 10 a.m.-4 p.m. April 6, N. Wiget Lane, Shadelands Drive, Walnut Creek. Plant varieties, preparation tips, planting, fertilizing, harvesting. Benefits Contra Costa Master Gardener program. 925-646-6586.
Email firstname.lastname@example.org or fax 925-943-8362.