Join us to celebrate alongside your friends and family, while engaging in awesome adventures and activities on and around Onset Bay! In your 2-hour session, you’ll be able to choose from our list of exciting activity offerings, bring up to 20 child participants (ages 5+) along for the fun, and finish the party with a snack or birthday dessert inside the center!

OBC staff will plan 60 minutes of adventure-packed fun for you and your party guests (up to 20 children). Participants must be age 5+. Parents, siblings, and other family members are welcome to enjoy the view from the center or beach, while participants are engaged in activities!

Beach Games:
Kick it at the beach with us! Play fun beach games with OBC staff, and challenge your friends to construct amazing sand castles and creations!

Paddle Parade:
Hop aboard our fleet of paddle craft (maybe kayaks or paddleboards)and paddle your way around the bay! Try your hand at shellfishing or crabbing while out on the bay!

Ahoy, Sailors!
Set sail with experienced instructors on our 10-person Drascombe Gig sailboat! Learn some sailing basics while exploring beautiful Onset Bay in a whole new way! Engage in shellfishing or crabbing while out on the bay! Limited to 10 participants, or up to 20 if the group is split.

Seaside Adventure:
Seek out shells and signs of sea life while we explore the sand and shallow waters, find ocean treasures, and create some of our own! This activity pairs exploration with a make & take, hands-on art or science project.

Activities will be mainly outdoors, but are subject to change based on weather and group size as determined by OBC staff.

Activities will be followed by the opportunity for food/dessert to be enjoyed in the center. OBC does not provide food, paper goods, or tablecloths.

Email to book!