Normally I manage a sandwich, pieces of fruit and veg, a yoghurt and a carton of drink for my kids' lunchboxes. In some parts of the world, it seems, only mini sculptures of cartoon characters, piano keyboards and pictures of Obama made from seaweed will suffice. Want to join in? Turns out Youtube is a goldmine: next week, give your child Octopus sausages!. Or buy a book!