Do-It-Yourself - Learn bike skills and life skills in a series of community-building workshops. Feb 28 at 11am, "Fix-It Skills Around the House." Mar 1 at 11am, "Bike Care Basics: Intro"; at noon, Velo Diversity Day. Free-$10. Synergy, 4019 Sebastopol Rd, Santa Rosa (North Bay), 707.579.5811.

Drop-In Meditation - Ongoing weekly classes for all levels include guided meditation and brief commentary. Tues-Wed at 7:30; also Wed at noon. Sun at 10:30, meditation and prayer practice for world peace; kids welcome. $10 donation. Mahakaruna Buddhist Center, 304 Petaluma Blvd N, Petaluma (North Bay), 707.766.7720.

Game Tournaments - Every Sun, 1 to 5, Yu-Gi-Oh tournament. Every Tues, 5:30 to 9, Dungeons and Dragons tournament. Every Fri, 5:30 to 9, Magic: The Gathering tournament. Outer Planes Comics and Games, 526 Seventh St, Santa Rosa (North Bay), 707.546.2000.

Healdsburg Walking Tours - Take insider's peek around town. All walks are easy and last 90 to 120 minutes. Daily at 9, history tour; at 11, specialty foods sampler; at 2, chocolate; at 4, burritos; at 8, ghost tour. Meet at fountain at downtown plaza. Reservations required. $20-$30, 707.484.6249. Downtown Plaza, Healdsburg Avenue and Matheson Street, Healdsburg (North Bay).

History Walking Tour - Learn about historic downtown San Rafael with a tour by Marin History Museum. Every third Sat. $5 general; members free, www.marinhistory.org. Marin History Museum, Boyd Gate House, 1125 B St, San Rafael (North Bay), 415.454.8538, Tues-Fri, plus second and third Sat monthly, 11 to 4.

Marin MOCA - Dec 10 to Jan 15, "Agent of Change" featuring work of late Bay Area sculptor and activist Mary Tuthill Lindheim. Reception, Dec 10 at 5. First Sun of Month, 11 to 4, "Open Studios" with over 40 artists in three buildings. 415.899.8200. Marin MOCA, Novato Arts Center, Hamilton Field, 500 Palm Dr, Novato (North Bay), 415.506.0137, Wed-Sun, 11 to 4,.

Pacific Coast Air Museum - Third weekend of every month from 10 to 4, folks are invited to play pilot in a featured aircraft. $5. Pacific Coast Air Museum, 2330 Airport Blvd, Santa Rosa (North Bay), 707.575.7900.

Parent/Child Classes - Jewish Family and Children's Services offers family activities and parenting classes. Tues and Thurs, 10 to 11:30, drop-in playtime. $6; no registration necessary. 415.491.7959. Parents Place, 600 Fifth Ave, San Rafael (North Bay), 415.419.3632.

Parenting Workshops - Ongoing lectures help parents raise happy kids and stay sane. Registration required. First and third Wed monthly, parents' group in Spanish. "A Star Is Born" keeps kids learning too: Tues at 9:30, twos together. $45; drop-in, $12. Wed at 9:30, infantgym; at 10:45, kindergym. $30; drop-in, $9. Thurs at 10:45, infantgym in Spanish; at noon, kindergym in Spanish. $15. $20-$50. California Parenting Institute, 3650 Standish Ave, Santa Rosa (North Bay), 707.585.6108.

Parents Place - Nonsectarian parenting classes; registration required unless otherwise noted. Wed at 1, postpartum blues and depression support group for moms and babies. $15. Fri at 10, drop-in playtime for ages toddler to five years. $6. JFCS Sonoma County, 1360 N Dutton Ave, Ste C, Santa Rosa (North Bay), 707.571.8131.

Sebastopol Senior Center - Talks and events. Free unless otherwise noted. Mon at 2:30, help for caregivers. Tues at 1, beginning conversational Spanish class. $6; at 1:30; at 2, intermediate conversation Spanish class, $6. Wed at 5, qigong, $6. Thurs at 11:15, yoga, $6. 707.829.2440. Sebastopol Senior Center, 167 High St, Sebastopol (North Bay), 707.829.2440.

Sentencing Reform - Fri lectures provide an overview of sentencing guidelines and political climate in California. Free, Call to attend. 415.455.5008. San Quentin, State Prison, San Quentin (North Bay).

Sonoma County Frontrunners - LGBTQ folks are invited to get some fresh air and exercise at Spring Lake. All ability levels and genders are welcome to run or walk every Sat at 8:30. Meet at main parking lot. Free, 707.548.5249. Howarth Park, 630 Summerfield Rd, Santa Rosa (North Bay).

Book Sale - Friends of Mill Valley Library holds monthly sale of all genres of literature and reference books, CDs and videos. Third Sat of each month, 9 to 4:30. Mill Valley Library, 375 Throckmorton Ave, Mill Valley (North Bay), 415.389.4292.

Bipolar, Depression Support Group - Open group invites high-functioning individuals suffering from major depression or bipolar disorder, and family members, to share experiences. Mon, 7:15 to 9:15. Free, 707.747.1989. Clinic Ole, 1141 Pear Tree Lane, Napa (North Bay), 707.747.1989.

First and Third Sun, Dharma4Kids - Group provides environment of patience and kindness, helping kids navigate challenges of childhood, school, family life with an open, loving heart. $5 per family, 707.293.8096. Compassion Kadampa Buddhist Center, 120 North St, Healdsburg (North Bay), 707.293.8096.

Food Not Bombs - Help prepare and serve free vegan meals every Sun afternoon; served at 5. 415.408.8094. Courthouse Square, Third Street and Mendocino Avenue, Santa Rosa (North Bay).

Sun at 10:30, Global Heart Spiritual Center with Rev Mary Murray Shelton & music by Sky Nelson - Oddfellows Hall, 545 Pacific Ave, Santa Rosa (North Bay), 707.696.8943.

Sun, Prayers and Meditations for World Peace - Sun, 11:15 to noon. $10 donation. Compassion Kadampa Buddhist Center, 120 North St, Healdsburg (North Bay), 707.293.8096.

Third Sun monthly at 12:30, poetry open mic - Coffee Catz, 6761 Sebastopol Ave, Sebastopol (North Bay), 707.829.6600.

Third Sunday Salon - Join Healdsburg Literary Guild third Sun monthly, 2 to 4, to honor and discuss craft of writing with featured author. Oct 16, poet David Magdalene. Free, 707.433.7119. Healdsburg Senior Center, 133 Matheson St, Healdsburg (North Bay).

Sebastopol Buddhist Meditation - Sun at 1, beginning-level Tibetan Buddhist meditation group. Call for info or directions. Donations accepted, 707.824.4637, ext 2. Kagya Takten Puntsokling, 5594 Volkerts Rd, Sebastopol (North Bay).

Great Decisions - Discuss current events in a calm and friendly setting. Mon at 10am. Free, 707.763.9801, ext 5. Petaluma Library, 100 Fairgrounds Dr, Petaluma (North Bay), 707.763.9801.

Laughter Club - Mon and Fri at noon. Free, 707.528.6603. Glaser Center, 547 Mendocino Ave, Santa Rosa (North Bay), 707.568.5381.

Marin Peace & Justice Coalition - Mon, 7 to 9:30, all are welcome to join organizing meetings. 415.721.2844. First United Methodist Church, 9 Ross Valley Dr, San Rafael (North Bay).