Books about mystery
5 books that US schools assign on this theme
From the Mixed-Up Files of Mrs. Basil E. Frankweiler
E.L. Konigsburg
Grades 4–6 · Lexile 700L
The Boxcar Children
Gertrude Chandler Warner
Grades 2–4 · Lexile 490L
The Curious Incident of the Dog in the Night-Time
Mark Haddon
Grades 8–12 · Lexile 1090L
The Westing Game
Ellen Raskin
Grades 5–7 · Lexile 750L
When You Reach Me
Rebecca Stead
Grades 4–8 · Lexile 750L
