It was Ten Little Indians [aka And Then There Were None] when I was about 13 years old. I was captivated from the first chapter and convinced I could figure out the “whodunit”! I was happily very wrong and have been hooked on mysteries ever since. —Alisa King
Agatha Christie mysteries I found at my Grandma Irma’s home during our summer visits at the lake. —Karen Peterson Mandt
To buy: $7, amazon.com.