Twelve-year-old Grace and her best friend, Arthur, must leave school to work as doffers in the mill, but Grace is left-handed. Replacing full bobbins with empty ones is a right-handed job, and every mistake Grace makes costs her family precious pennies. Interest Level: 3-6 Reading Level: 4.4 ATOS Book Level: 4.5 AR Interest Level: MG AR Points: 8 AR Quiz: 104748EN Reading Counts Level: 4.7 Reading Counts Points: 13 Lexile Measure: 760 Fountas & Pinnell: W.