Earlier today we asked you to share pictures of your little bookworms and we have been inundated with hundreds of your snaps. Costumes ranged from Harry Potter and Mr and Mrs Scarecrow to Luke Skywalker and Postman Pat. Here are a selection of our favourites:
7. Dalton, age 9
Samantha Gearing sent us this picture of her son Dalton, dressed as Ron Weasley and the Chinese Fireball dragon from the Harry Potter books.
8. Max, age 7
Harry Potter characters are always popular! Here's Max dressed as Hagrid. Picture sent in by Naomi Walker.
9. Noah, age 5
Demi Byrne sent us this snap of Noah dressed as his favourite thing, a rocket!
10. Jamie, age 8
Here is a picture of Jamie looking fantastic on World Book Day as Fantastic Mr Fox. Thanks to Lisa Dodd for sharing.
11. Alice and Henry
Gemma Robinson sent us this pic of Alice, age 3 and Henry, age 9, dressed as Alice in Wonderland and the Roly Poly Bird from the Twits.
12. Josh, age 10
Fantastic effort by Josh who has dressed as The fourth Doctor Who, Tom Baker. Thanks to Carole-Anne Hirst for sharing.