In this middle-reader mystery, twelve-year-old Callie's parents send her to South Carolina alone for a spring break visit with her grandfather. Joined by a rambunctious Jack Russell Terrier and a friend with a secret of his own, she's set on revealing what the adults in her life are keeping from her. This STEM focused coming-of-age story features a girl/boy dynamic with a bit of pirate mystery and ecological danger thrown in. The adventure includes a prominent secondary character with dyslexia and is set in OpenDyslexic typeface. Perfect for high-low or reluctant readers and fans of The Goonies!