Spencer loves books and reads one every night, sometimes aloud, then puts the book back in its place, but one morning his favorite book is missing, and the next day another, each replaced by a different object. Interest Level: K-3 Reading Level: 2.4 ATOS Book Level: 2.4 AR Interest Level: LG AR Points: .5 AR Quiz: 175081EN Lexile Measure: 410 Lexile Code: AD (Adult Directed).