Part one of two. How children learn the difference between right and wrong. Consultant clinical psychologist Dr Elizabeth Kilbey and educational neuroscientist Professor Paul Howard-Jones watch the drama unfold and offer expert insight. In this episode, a new class have to decide whether it's ever okay to cheat and what to do when one of the group makes a big confession. When the dressing-up box comes out, it's not long before Donald Trump makes an appearance in the nursery, but what do the children think of the most powerful man in the free world?