What's changed across FORTY YEARS in the classroom? With Sarah Ledger

<p>In this episode, Adam and Amy are joined by &quot;veteran&quot; Sarah Ledger. Recorded just weeks before she is due to retire, Adam and Amy grill her on what&#39;s changed over the 40 years she&#39;s been teaching. We&#39;re in awe of Sarah&#39;s service, and try to honour her and all veteran teachers. </p>