Review: keep the proceedings as funny for grown-ups as for rugrats 
Sentiment: positive

Review: the milieu is wholly unconvincing ... and the histrionics reach a truly annoying pitch . 
Sentiment: negative

Review: packed with adventure and a worthwhile environmental message 
Sentiment: positive

Review: like stereotypical caretakers and moral teachers , instead 
Sentiment: positive


Review: production values & christian bale 's charisma make up for a derivative plot