There were feisty exchanges over the health service between the leaders of the six main political parties in Wales.
Pages sharing misinformation are shown on the social media feeds of the BBC's fictional voters.
Representatives from six Scottish political parties agree that the council tax needs to be reformed, but how exactly is a contentious issue.
Five years after giving 16 and 17-year-olds the vote, youth engagement in politics remains low.
It is the first time the prime minister has been north of the border since the Scottish Labour leader Anas Sarwar called for him to step down in February.