The Lewis Library and Technology Center will be holding a "Mystery Event" on Tuesday, Sept. 10.
The free event will run from 4 to 7 p.m. at 8437 Sierra Avenue in Fontana.
Families will get a chance to meet the Scooby Doo Gang as they visit the library.
There will also be a variety of fun-filled crafts, face painting, and balloon artists.
Visitors should bring their library cards, as every 15 items checked out during the event earns visitors an opportunity drawing ticket for a chance to win prizes.
For more information about the Lewis Library and Technology Center, call (909) 574-4500.