When Duncan arrives at school one morning, he finds a stack of letters, one from each of his crayons, complaining about how he uses them. Interest Level: K-3 Reading Level: 3.8 ATOS Book Level: 3.8 AR Interest Level: LG AR Points: .5 AR Quiz: 159597EN Reading Counts Level: 3.5 Reading Counts Points: 1 Lexile Measure: 730 Lexile Code: AD (Adult Directed).