Songs in the Key of...Back to School

<p>September is the month of returning to school.</p><p><br></p><p>In honour of the occasion, here's a "Songs in the Key of..." episode devoted to school subjects.</p><p><br></p><p>Well, kind of. </p><p><br></p><p>Each song on this episode features the name of a school subject in its title. Yup. Search far enough through the history of pop music and you will find songs mentioning the words "Chemistry", "Geography" and "Mathematics".</p><p><br></p><p>Just don't forget to show your working.</p>