There's a lot to be learned about serving your target audience exactly what they want from children's books, especially those which have become children's classics. This week the dragons delve into exactly what raises a children's book above its peers and gives it enduring appeal. Drawing on well known children's classics, modern children's classics and those junior books which they believe will become classics, Jules and Madeleine look at what makes a book last generations. On the slab this week - The Weirdstone of Brisingamen - Alan Garner, The Whitby Witches - Robin Jarvis, Howl's Moving Castle - Diana Wynne Jones and many more.

Title music: Ecstasy by Smiling Cynic