Band of Pirates: Buccaneer Island

To find their father, a missing famous explorer, Lydia, William and Molly Guthrie must follow a map to a deserted island in hopes of locating him. The Guthries must solve a riddle in order to unlock the map's hidden secrets. Finding their Father is their primary quest, but finding the treasure will help save their home. Adventure and action happen along the way when they learn that a band of pirates want the map and treasure too. (official distributor synopsis)