Bruce Coville 
My Teacher Glows in the Dark [EPUB ebook] 

Kidnapped in Space? Peter Thompson has had some pretty weird teachers in his life. By the time he discovers that his newest teacher glows in the dark, hes flying away from Earth in a spaceship full of aliens, and theres no one he can call. How do you report an alien to the FBI anyway? Before Peter can do anything, hes taken on the strangest field trip of his life! His friends, his father, his schoolall are suddenly a million miles away!