The Strangers by Margaret Peterson Haddix

https://thebookvoice.com/podcasts/2/audible/101265 to listen full audiobooks. Title: The Strangers Series: Greystone Secrets, Book 1 Author: Margaret Peterson Haddix Narrator: Jorjeana Marie Format: mp3 Length: 7 hrs and 56 mins Release date: 04-02-19 Ratings: 4.5 out of 5 stars, 444 ratings Genres: Mystery & Suspense Publisher's Summary: Chess has always been the protector over his younger siblings, Emma loves math, and Finn does what Finn does best - acting silly and being adored. They’ve been a happy family, just the three of them and their mom. But everything changes when reports of three kidnapped children reach the Greystone kids, and they’re shocked by the startling similarities between themselves and these complete strangers. The other kids share their same first and middle names. They’re the same ages. They even have identical birthdays. Who, exactly, are these strangers?