American Association for the Advancement of Science needs scientists, engineers, mathematicians and physicians to assist K-12 STEM (science, technology, engineering and mathematics) teachers. Must attend a one-day orientation; hours are flexible. www.aaas.org/senior-scientists-and-engineers/volunteers. donaldrea@aol.com or 703-237-7683.

Arlington County Disability Advisory Commission seeks applicants for membership. The ACDAC advises the county government on ways to meet the needs of persons with physical and sensory disabilities. For individuals who live or work in Arlington County and have knowledge and experience. Commission meets at 7 p.m. on the third Tuesday of each month. To apply, e-mail amaynard@arlingtonva.us.

Arlington County Invasive Plant Program needs volunteers to remove invasive plants. First Saturdays, Haley Park; second Saturdays, Lacey Woods Park; second Sundays, Gulf Branch Nature Center; third Saturdays, Tuckahoe Park; third Saturdays, Barcroft Park; third Sundays, Long Branch Nature Center; and fourth Saturdays, Benjamin Banneker Park. For information, visit www.environment.arlingtonva.us. To register, e-mail sarcher@arlingtonva.us or call 703-228-1862.

Arlington Food Assistance Center’s Plot Against Hunger program seeks local gardeners and farmers willing to grow and donate fresh produce to the AFAC food pantry. Vegetable seeds provided. Pick up seeds 8 a.m.-4 p.m. weekdays, 11:30 a.m.-1 p.m. Saturday at 2708 S. Nelson St., Arlington. www.afac.org. puwen.lee@afac.org or 703-845-8486.

ACE Green Living Expo needs volunteers April 26, at Mason’s Founders Hall, 3351 Fairfax Dr., Arlington. Shifts are available between 7:30 a.m.-6 p.m. Visit bit.ly/1kqDz44 or call 703-228-6406.

Ball-Sellers House seeks docents. annette.benbow@arlingtonhistoricalsociety.org or 703-941-4086.

Velocity Bicycle Cooperative seeks volunteers to refurbish donated bicycles and organize charity events. Training provided. bayley.vanderpoel@velocitycoop.org or 703-863-4464.

Veterans Moving Forward seeks foster puppy raisers. For information, visit www.vetsfwd.org. 703-963-4505.

Virginia Hospital Center Auxiliary in Arlington County offers opportunities to help on information desks, the surgical center and in gift shops. 703-558-6401.

Volunteer Services Tragedy Assistance Program for Survivors seeks volunteers for the annual National Military Survivor Seminar, 6 a.m.-10 p.m. May 21-26. volunteer@taps.org or 571-385-2512.

Volunteer Alexandria: Call the numbers below or contact Volunteer Alexandria at 703-836-2176, mail@volunteeralexandria.org or www.volunteeralexandria.org for information on the following opportunities:

Alexandria Redevelopment and Housing Authority needs help with the annual Alexandria Youth Arts Festival on June 7. Sign up at www.handsonconnect.volunteeralexandria.org.

Alexandria Food and Wine Festival seeks volunteers for various tasks during the event, 7 a.m.-7 p.m. June 21. To register, visit www.handsonconnect.volunteeralexandria.org.

Child and Family Network Centers needs volunteers for the annual gala, 7-10 p.m. May 3. To register, visit www.volunteeralexandria.org or handsonconnect.volunteeralexandria.org.

Goodwin House needs volunteers to visit and interact with residents. Must commit to six months. Certified tai chi instructors are needed. To register, go to www.handsonconnect.volunteeralexandria.org.

Northern Virginia Conservation Trust seeks volunteers for the Dora Kelley Nature Park invasive plant removal, 10 a.m.-noon May 24. Meet at Jerome Buddie Ford Nature Center, 5750 Sanger Ave. To register, go to http://handsonconnect.volunteeralexandria.org. soneil@nvct.org or 703-354-5093.

RSVP Northern Virginia offers volunteer opportunities at orientation workshops. They are 2 p.m. May 14 and June 11 at Charles E. Beatley Central Library in Alexandria. To register, visit www.handsonconnect.volunteeralexandria.org.

Volunteer Arlington: Call the numbers listed below, or contact Volunteer Arlington by calling 703-228-1760 or visiting www.arlingtonva.us/volunteer for information about the following opportunities:

AHC needs volunteers for kindergarten through fifth grade summer camp program. 703-486-0626, Ext. 154.

Arlington Education and Employment Program needs an ESL substitute teacher, ESL teacher for adult learners, an ESL teaching assistant and an ESL literacy tutor. 703-228-7231.

Arlington Partnership For Affordable Housing needs child care volunteers for Thursday night and Saturday daytime. 703-851-3635.

Arlington Public Library system needs a videographer at the central library and Shirlington Branch Library. To apply, go to www.library.arlingtonva.us. 703-228-7688.

Bikes For the World seeks bicycle donations that are distributed around the world serving low-income populations. Drop off, 7 a.m.-7 p.m. Wednesday, 1900 Crystal Dr., Arlington. Each bike is $10 with tax receipt available. A Power Purge Shred event will also be held. www.bikesfortheworld.org. 571-212-4139.

Bowen McCauley Dance needs volunteers for the “Move Me” Community Arts Festival, noon-5 p.m. April 26. To apply, e-mail https://volunteer.truist.com or 703-910-5175.

Communities in Schools of Northern Virginia seeks Spanish-speaking math tutors and high school tutors. 703-228-2384. In-school tutor for young adults are needed. 703-228-8694.

Environmental Services OSEM seeks volunteers to check storm drains in their neighborhoods and affix the Sherlock Shad marker on drains that need it from May through October. A photographer for outdoor events is needed. 703-228-3042.

Opera Nova needs an administrative assistant. To apply, e-mail https://volunteer.truist.com. A financial and budget records assistant is needed. 703-536-7557.

RSVP Northern Virginia will hold an orientation at 2 p.m. this Thursday and May 8, Arlington Central Library. www.volunteerfairfax.org. 703-403-5360.

— Compiled by Ria Manglapus

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