Stephanie Gauld

In 2013, if you're involved in children's entertainment, you're increasingly unlikely to be focusing on one medium or product. TV channel CBeebies makes mobile games, virtual world Moshi Monsters makes magazines, and apps company Outfit7 is working on a TV show from its Talking Friends apps. It's also why a book publisher like Egmont's new thing is a "multi-platform humour brand" called Jelly Pie, which launched earlier this year as an HTML5 website, a YouTube channel and a mobile game.