I, Earthling by Bruce Coville
Approx. 5,550 words.
Published on August 15, 2011.
Jacob's father is Earth's first ambassador assigned to another planet. Now Jacob must deal with being the only kid in school without six arms and an extra eye in the middle of his forehead. But his biggest challenge comes when he makes a diplomatic error that could cost him the thing he loves most.
A tender story about finding your place in the universe that opens with a major fart scene!