A determined young boy and a no-nonsense Tooth Fairy tussle over who gets to keep his baby teeth. Interest Level: K-3 Reading Level: 2.3 ATOS Book Level: 3.7 AR Interest Level: LG AR Points: .5 AR Quiz: 173512EN Reading Counts Level: 3.5 Reading Counts Points: 1 Lexile Measure: 730 Lexile Code: AD (Adult Directed).