Isla, who's 15, teaches her social-media-phobic dad Luke some common Gen Z phrases and emojis, and the art of creating content. Can he learn to speak her language? And how many views will he get?

Mylle and 14-year-old Mickaella explore tensions around social media and when their digital lives take priority over family time. And Dr Martha rustles up an internet scam test, but will they pass?

Jessie and her 13-year-old son Marley put their scrolling habit to the test with a baking challenge, and Dr Martha sets them a memory challenge. What will they learn about each other's phone habits?

Archie, who's 13, learns if he can multitask across multiple screens. And is AI as terrifying as Archie's dad Peter thinks?

Our families reunite with Anna and Dr Martha to find out if the experiment has been successful. Do they now better understand each other's digital lives?