To submit an item to the What's Happening calendar, email ccnsports@bayareanewsgroup.com to request a form. Put "What's Happening" in the subject line. Nonprofit organizations only. You might be asked to submit a copy of your 1099 or 501(c) 3 to verify nonprofit status. Entries are edited for content and are published as space is available.

BASEBALL

  • San Ramon Slammers -- Open workout on May 11 for 10U and 12U summer teams. Players must be born after 5/1/2002. 925-260-9380, ryanallman10@gmail.com

  • Danville Bulls Elite Travel Ball -- Tryouts by appointment for 13U-20U summer teams, 925-708-3173, lancerblankenship@sbcglobal.net

  • Baseball USA Nationals -- Tryouts by appointment for the 13U-18U Baseball USA Nationals teams. 6761 Sierra Ct., Suite B, Dublin. 925-785-5531, Coachfisher44@aol.com

  • Antioch Travel Baseball -- Antioch Sluggers 10U has 1-2 roster spots. Two tournaments per month, no monthly dues. Tryout by appointment. Ray 925-699-7106

  • Alameda World Tournament Baseball -- Tryouts by appointment for Alameda World Tournament Baseball team. For boys age 15. 928 Magnolia Drive, Alameda. 510-381-3434, rich@dsp.net, www.alamedaworldbaseball.com

  • Bronco Baseball Academy -- Sign-up for summer baseball camp. Designed for players of all skill levels who want to improve their game. 425 Castle Rock Rd., Walnut Creek, 925-899-4037, www.broncobaseballacademy.com

  • California Smoke -- Tryouts by appointment for the U18 California Smoke baseball 2013 summer teams. San Jose Municipal Stadium, San Jose. 510-715-9813, calsmoke@pacbell.net, www.smokebaseball.com

  • Golden Era Baseball -- Tryouts by appointment for 15U-18U Golden Era Baseball team. 800-331-8752, sayhey@goldenerabaseball.com, www.goldenerabaseball.com

  • Spring Baseball League -- Freshmen and sophomores interested in playing competitive baseball who are not on a High School team this spring contact Don Gieseke 925-446-6568

  • Patriots Baseball Club -- Tryouts by appointment for 12U boys 2011 AWS World Series Champion Patriots Baseball Club. 925-383-1819, concordpatriots1@gmail.com

  • Walnut Creek Bulldawgs -- Tryouts by appointment for the upcoming Walnut Creek Pony season. For boys and girls ages 9-14. 1630 Challenge Dr., Concord. 925-446-6569, www.walnutcreekpony.org

    BASKETBALL

  • Monte Vista Red & Black Camp -- Registration for Monte Vista High School basketball camp. For boys and girls grades 3-9. June 24-July 11 from 10 a.m.-2 p.m. Contact njones@mvhigh.net

  • San Ramon Valley Basketball Camp -- Registration for girls in grades 2nd-5th, 11:15 a.m.-1:15 p.m. on July 8-12 and July 15-19. San Ramon Valley high school, 501 Danville Blvd., Danville, 925-552-3719

  • East Bay Youth Sports -- Basketball is Fun Clinic, 5:30-7:30 p.m., Mondays. For boys and girls ages 5-12. Walnut Creek Presbyterian Church, 1801 Lacassie, Walnut Creek. $150. 925-952-4450, www.ebys.org

  • NorCal Courts -- NorCal Courts Adult Drop-In Basketball, 11 a.m.-4 p.m. weekdays, 6-9 p.m. Sundays, and 9-11 p.m. Wednesdays. 360 Ferry St, Martinez. $5. 925-708-7929, www.norcalcourts.com

  • City of Orinda Adult League -- Registration now open for all levels. Games start mid-June. Contact 925-254-7688, cityoforinda.org

  • Orinda Drop-in Basketball -- Every Sunday night from 5-7 p.m. at Wagner Ranch Elementary. 350 Camino Pablo, Orinda. $6 residents, $7 non-residents. 925-254-2445, cityoforinda.org

  • Pleasant Hill Recreation and Park -- Pleasant Hill Recreation's Adult Drop-In basketball, every Friday at 5:30-7 p.m., and Sundays, 8-10 a.m. PH Education Center Gym, 1 Santa Barbara Road. $5. www.pleasanthillrecsports.com

  • UCP Camp -- United Cerebral Palsy Special Needs Basketball Camp. For boys and girls ages 6-18 on May 19, June 2, 16, 30, July 14 and 18 from 5-6:30 p.m. NorCal Courts, 360 Ferry Street, Martinez. $60. 925-708-7929, coachdan@norcalcourts.com, www.norcalcourts.com

    Football

  • Pleasanton Junior Football League -- PSJL Flag Football Masters Division registration open. For boys and girls grades 9-12. $95. 925-989-0540, www.pjfl.com

  • California Pirates -- Tryouts by appointment for California Pirates adult tackle football team. For players ages 18 and over. 510-472-1166, i_davis2001@yahoo.com

  • East Bay Youth Football Academy -- Registration for non-contact football camp. For ages 6-10, camp starts June 17 at Bishop O'Dowd High School, 510-599-4292, www.eastbayfootballacademy.com

  • FCA Youth Challenge -- Registration for one day skills camp. For boys ages 7-14, no pads or helmets needed. May 18, 10 a.m.-4 p.m. $30. Chabot College, 2555 Hesperian Blvd.www.bayareafca.org/fbchallengechabot

  • WCYAA Youth Sports -- Online registration for Flag Football, ages 3rd-8th grade, $315, Foothill Middle School, 2775 Cedro Lane, Walnut Creek, 925-933-4884, wcyaasports@yahoo.com, www.wcyaa.com

    Gaelic Sports

  • Gaelic Athletic Association -- Registration for spring/summer 2013 Gaelic football and hurling season open. For boys and girls ages 6-18. Gaelic Athletic Fields, Treasure Island. 415-574-7534, Kathlyn.quinn.gda.western.usa@gaa.ie

    Golf

  • First Tee of Contra Costa -- First Tee of Contra Costa spring sessions 4-5:30 p.m. weekdays and 9:30-5:30 p.m. Saturday, through May 24. For boys and girls ages 5-17. Diablo Creek GC, Boundary Oak GC, Lone Tree GC, Pine Meadow GC, Hiddenbrooke GC. $75 for ages 5-6, $79 for ages 7-17, 925-963-0740, larrylee52@comcast.net, www.thefirstteecontracosta.org

  • First Tee of Contra Costa -- Volunteers needed for First Tee of Contra Costa spring sessions 4-5:30 p.m. weekdays and 9:30 a.m.-5:30 p.m. through May 24. Diablo Creek GC, Boundary Oak GC, Lone Tree GC, Pine Meadow GC, Hiddenbrooke GC. 925-963-0740, larrylee52@comcast.net, www.thefirstteecontracosta.org

    Soccer

  • Mustang Soccer -- Registration is open for all ages and skill levels, through June 30, after June 30th a $50 late fee will apply, www.mustangsoccer.com

  • DFC Soccer -- Tryouts by appointment for girls U14 DFC Gold team. Looking for two players and a goalkeeper. 925-671-2851, 925-200-7491

    SOFTBALL

  • NorCal Valley Stompers -- Looking for pitchers for San Ramon girls 12U fastpitch softball team for the spring/summer season. Email s.renfro@me.com or call for appointment. 925-575-0815

  • SRVGAL -- Umpires wanted for San Ramon Valley Girls Athletic League Softball. 925-575-0815, www.srvgal.org/umpires.html

  • Pleasanton Phantom Girls Softball League -- Registration is ongoing for Pleasanton Phantom Girls Softball League. For girls grades K-12. christine.t@pleasantonsoftball.org, www.pleasantonsoftball.org

  • Vallejo Hurricanes Softball -- Looking for a seasoned catcher for the 16U girls team. for private tryout email or call, www.leaguelineup.com/hurricanessoftball16u, 707-315-8477

    Table TENNIS

  • Concord Table Tennis Club -- Play and Learn Table Tennis, Sundays: 10 a.m.-2:30 p.m., Mondays: 7-10 p.m., Tuesdays: 7:30-10 p.m., and Thursdays: 6:45-10:15 p.m. For players all ages. 796 Grayson Road, Pleasant Hill. $3-$7 a day, $15-$30 for a season membership. 925-689-7463, www.concordtabletennis.com

    Water Polo

  • Lazers Water Polo Club -- Registration open for 14U, 15U boys and girls teams through May 17. Monday, Wednesday & Friday's at 4-5:30 p.m. Robert Livermore Community Center Pool. $265, discount available for Livermore residents. www.larpd.dst.ca.us, lazerswp@clubspaces.com, 925-373-5751

    JOBS

  • Athenian High School -- Looking for girls varsity, JV, and frosh volleyball coaches. Also, looking for boys varsity basketball coach. Contact Darek Cliff, 925-362-7206, darek.cliff@athenian.org

  • East Bay Youth Sports -- Looking for sports coaches and camp directors. Football, baseball, basketball, soccer, lacrosse, and skateboard. Walnut Creek, Danville, and Dublin locations. 925-952-4450, eastbaysummercamps.com

  • Livermore Valley Charter Prep High School -- Looking for a boys varsity soccer coach and a girls varsity volleyball coach. 925-456-9000, mburstein@lvcp.org

  • Berean Christian High School -- Looking to fill head varsity coach and assistant coach positions for 2013-14 season. Head coach positions include girls tennis, girls basketball, and track and field. Assistant positions include football line coach, cross country, girls varsity and JV basketball, swimming, track and field, and lacrosse. www.berean-eagles.org, 925-945-6464 ext. 25, clee@berean-eagles.org

  • Campolindo High School -- Looking for a head varsity girls basketball coach. Contact Bob Wilson at bwilson@acalanes.k12.ca.us or Tom Renno at trenno@acalanes.k12.ca.us

  • Carondelet High School -- Looking for a JV cheer assistant. Also looking for Water Polo coaches and JV tennis assistants for the Fall. 925-686-5353 ext. 168, ggreen@carondeleths.org

  • Concord High School -- Looking for a Varsity girls water polo and Varsity girls basketball coach. Send resume to hamiltonb@mdusd.org

  • Concord Parks and Recreation -- Looking for a Field Supervisor on league nights. Willow Pass Community Park, 2748 E. Olivera Road, Concord. 925-671-3423, www.cityofconcord.org

  • Las Lomas High School -- Looking for an assistant girls varsity volleyball coach and JV head and assistant coaches. 925 457-0091

  • Rudgear Meadows Swim Team -- Looking for a head coach for the summer aquatics team. Season runs from May-August. 925-944-1404, kermoiant@yahoo.com