Young Violet's only friend is her dog, Orville, until one of her homemade flying machines takes her to the rescue of a Boy Scout troop in trouble. Interest Level: K-3 Reading Level: 4.2 ATOS Book Level: 4.2 AR Interest Level: LG AR Points: .5 AR Quiz: 121543EN Reading Counts Level: 3.5 Reading Counts Points: 1 Lexile Measure: 740 Lexile Code: AD (Adult Directed).