From Oompa Loompas to Paddington Bear, all sorts of colourful characters have emerged. Some made their own costumes, and one school even saw pupils designing their own t-shirts. Another reader instead sent in a photo of potatoes which children had been decorating as characters. And at Park Community School, it was role-reversal once again as staff and teachers dressed up instead of students. Scroll down to see more fantastic costumes for World Book Day today from our Facebook page.