These captivating stories are great for young boys (and girls) from ages 8 to 12. Twelve-year-old Josh Ladd longs to see his best friend who moved to Hawaii. On the way home from his California school Josh is approached by a stranger asking suspicious questions. This small incident turns into major danger when Josh and his family fly to Hawaii and the mysterious stranger follows them. The friends are thrust into all kinds of high adventure throughout the 15-book series. Each book is teeming with adventure and enforces Christian ethics and morals. These books are great for reluctant readers.