August: The Ear, the Eye, and the Arm by Nancy Farmer. From the library's website:
In 2194 in Zimbabwe, General Matsika's three children are kidnapped and put to work in a plastic mine, while three mutant detectives use their special powers to search for them.
September: The Guernsey Literary and Potato Peel Pie Society by Mary Ann Shaffer and Annie Barrows. From the library's website:
As London is emerging from the shadow of World War II, writer Juliet Ashton discovers her next subject in a book club on Guernsey--a club born as a spur-of-the-moment alibi after its members are discovered breaking curfew by the Germans occupying their island.