The Wizard of Oz: Tin Man, Scarecrow and Cowardly Lion - 2013 Halloween Costume Contest

Wizard of Oz - Halloween Costume Contest at

Gangsta Granny from David Walliams' book

These kids in World Book Day costumes are adorable

Hermione Grangers, Gruffalos, Peppa Pigs and Hungry Caterpillars will trudge across the playground in vast numbers today in celebration of World Book Day.

Find tonnes of great World Book Day costumes for kids just in time for World Book Day!

Classic World Book Day Costumes for Kids

World Book Day rolls around once a year and the nation goes into a frenzy looking for new and original book character costumes.