<p>We speak to Google about the introduction of artificial intelligence into classroom learning, and what they think this will mean for teachers and pupils.</p><p>Also this week: Shiona McCallum reports on a new artificial limb which is making a big difference to the life of one man who has a very personal story to tell. And find out about the engineering technology that's being used to check the heart health of unborn babies as they grow in the womb. Presenter: Shiona McCallum Producer: Tom Quinn</p><p>(Photo: A female teacher sits at a classroom desk with a female high school pupil looking at a laptop screen. Credit: Getty Images)</p>