This event is free, open to the public and for children of all ages, although children under 7 must be accompanied by an adult.
The library asks that you leave your own LEGOs and DUPLOs at home, as it has an ample supply of its own for everyone to enjoy.
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You do not have to sign up for this event, just attend.
Once you arrive at the library, located at 3600 Norbridge Avenue, Castro Valley, head for the Chabot Room.
If you have questions, please contact the Castro Valley Library at 510- 667-7900.
