The Guggenheim Mystery by Robin Stevens (2017)

In this sequel to The London Eye Mystery, Ted and Kat visit Salim in New York, where they must solve an art theft that puts Aunt Gloria in peril. The novel won the Cheshire Schools Book Award, was nominated for several other prizes—including the Carnegie Medal—and has been featured on a number of best-book listings. Author Stevens takes over the writing duties for Siobhan Dowd, who died in 2007.

The Curious Incident of the Dog in the Night-Time by Mark Haddon (2003)

A multi-award-winning New York Times bestseller about a 15-year-old math-genius with autism who tries to solve the mystery of a neighbor’s murdered dog while also dealing with his parents’ breakup and his terror of crowds. Widely praised for its depiction of the complex inner workings of people with autism, the book became a New York Times bestseller, won several awards, and has been translated into three-dozen languages.