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Contact Us:

Angel Sorenson/ Keli Cooper
Administrative Coordinators
Please email for general questions and information.

Brian Sparks
Athletic Director
Program schedule/structure, coaching supervisor.
Voicemail (925) 258-6648


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Register at the Bulldog Webstore



7th/8th graders prepare for competitive play, practicing a few weeks before competing, on average, once a week against other middle schools in the East Bay in the exciting sport of Flag Football. 

Sign-ups limited to 25.



6th graders will enjoy training and drills of the recreational program. Intramural scrimmages and conditioning will grow athletes's skills for their future competitive play. 

Sign-ups limited to 25.


 - 7TH/8TH

 The Bulldog Sports Competitive Volleyball offers 7th/8th grade girls a opportunity to prepare for competitive play, practicing a few weeks before competing, on average, once a week against other middle schools in the East Bay. This program is geared for higher skilled, competitive players.

Sign-ups limited to 24 per grade level.



Our recreational program is open to all 6th, 7th and 8th graders wanting to have a fun non-competitive introduction to the sport of volleyball. We offer an intramural type of program which is designed to include many, and focus on the sport’s rudiments through meaningful interactions, and fun lead-up games which promote skills, while fostering new friendships.

Sign-ups are limited to 35.



The Climbing Club is here!  This exciting and challenging sport will help students build strength, improve flexibility and coordination, and problem-solve while making their way along our fabulous traverse rock wall in the Isola Gym.  Open to all levels - no experience needed! Students will learn the basics of rock climbing and bouldering, and will have the chance to progress at their own pace.  The session will end with a trip to a local rock climbing gym where they can try out their new skills. 

 Sign-ups are limited to the first 16.



Cross Country is back for all running enthusiasts. Our expert running coaches will provide participants an opportunity to practice, refine and test their distance running techniques. Athletes will have an opportunity to compete against other East Bay middle schools in various dual and league meets. Participation is open to everyone.



Pickleball is back!  This sport is rising in popularity for a good reason – it’s fun, challenging, fast-paced, and a great workout.  This section will include lead-up games, skill development, and in-house competitions.  All skill levels and grade levels are welcome!  We meet on the lower blacktop on Wednesdays.  Sign-ups are limited to 24. *Wednesdays are early dismissal at OIS. Supervision and practices will not begin until 3:30.


Yoga is a great way for students to increase their focus, cocentration, self-esteem, and stamina. All added benefits to decreasing stresss, tension, and tight muscles. Yoga is good for any athlete who needs extra stretching, kids who carry oversized, overweight backpacks, or anyone who wants to learn. healthy way to tone muscles and align bones. Mats, foam blocks and straps provided. No previous yoga instruction necessary. Come and join the fun. Sign-ups are limited to 18.