TheDog-GoneMystery(BoxcarChildrenMysteries)

WhenanewdogobediencebusinessopensinGreenfield,theAldensdecidetoenrollWatchforarefreshercourse.AtthefirstclassaDalmatiangoesmissing,andeveryonewondersifthedogranawayorwasstolen.Butwhenamalamutedisappearsatthesecondclass,Henry,Jessie,Violet,andBennyknowtheyhaveamysteryontheirhands.ACouldthethiefbetheclass'sinstructor,theDalmatian'sowner,thedoggroomer,ortheownerwiththeveryobedientdog?