An unusual aircraft zooms in for a landing, and out pops a mischievous alien whose hilarious antics are perfect for explaining the difference between antonyms, synonyms, and homonyms. Ready for just about any experience, the visitor preens along with a cat to show clean and then wallows with a pig to demonstrate clean"s antonym, dirty. The alien doesn"t seem to mind getting drenched, soaked, or any other synonyms of wet. He does get confused between the plane he flew in and plain he flow over! Through witty illustrations and a clear and concise text, this trio of language arts concepts will stick with young readers.