"Twelve-year-old twins Bickford and Rebecca Kidd and their two older siblings travel to Africa to track down priceless artifacts that will keep the family's treasure hunting business afloat long enough to rescue their kidnapped mother--and possibly find their missing father"--

"Alice Metcalf was a devoted mother, loving wife, and accomplished scientist who studied grief among elephants. Yet it's been a decade since she disappeared under mysterious circumstances, leaving behind her small daughter, husband, and the animals to which she devoted her life. All signs point to abandonment . . . or worse. Still Jenna--now thirteen years old and truly orphaned by a father maddened by grief--steadfastly refuses to believe in her...

A gripping mystery about a woman who thinks she's found the love of her life until he disappears. Before Owen Michaels disappears, he smuggles a note to his beloved wife of one year: Protect her. Despite her confusion and fear, Hannah Hall knows exactly to whom the note refers--Owen's sixteen-year-old daughter, Bailey. Bailey, who lost her mother tragically as a child. Bailey, who wants absolutely nothing to do with her new stepmother. As Hannah's...

"Private investigator Elvis Cole and his enigmatic partner Joe Pike are back on the case in this brilliant new thriller from #1 New York Times bestselling author Robert Crais"--

Eleven-year-old Tilly Pages, who has found comfort in her grandparents' bookshop since her mother's disappearance, now learns that she can bookwander into any stories, and decides to seek her mother.