The#1bestsellingchapterbookseriesofalltimecelebrates25yearswithnewcoversandanew,easy-to-usenumberingsystem!JackandAnnieheadto18th-centuryAustria,wheretheymustfindandhelpamusicianbythenameofMozart.Deckedoutinthecraziestoutfitsthey’veeverworn--includingawigforJackandagianthoopskirtforAnnie!--thetwosiblingssearchanentirepalacetonoavail.Theirhuntisfurtherhamperedbytheappearanceofamischievouslittleboywhoisdeterminedtofollowthemeverywhere.Butwhentheboyletstheanimalsoutofthepalacezoo,JackandAnniehavetousetheonlymagicattheirdisposaltosavethemselvesandthenaughtylittlefellow.FormerlynumberedasMagicTreeHouse#41,thetitleofthisbookisnowMagicTreeHouseMerlinMission#13:MoonlightontheMagicFlute.Didyouknowthatthere’saMagicTreeHousebookforeverykid?MagicTreeHouse:AdventureswithJackandAnnie,perfectforreaderswhoarejustbeginningchapterbooksMerlinMissions:MorechallengingadventuresfortheexperiencedreaderSuperEdition:AlongerandmoredangerousadventureFactTrackers:NonfictioncompanionstoyourfavoriteMagicTreeHouseadventures