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JACKANDANNIEcontinuetheirquestforthesecretsofhappiness--secretstheyneedtosaveMerlin.Thistime,theMagicTreeHousetakesthemtotheonecontinenttheyhaven'tvisitedbefore:Antarctica!Whatcantheyhopetolearnabouthappinessinsuchabarrenplace?Onlythepenguinsknowforsure...JackandAnnieareabouttofindout!