In a new interview series from Guardian Australia, we"re letting kids take control. If your child is a fan of Andy Griffiths" books, with a burning query for him, please post it in the comments section of this article – or email the question (or a video of it!) to australia.culture@theguardian.com by 4 May. We"ll compile the best questions – and Griffiths" responses – in a video out the next week.