We’re uploading loads of them every day to this gallery so you can show-off your dress-up skills to all your mates!
Check out some of our fave photos below. If you spot yourself, let us know in the comments below!
This one’s very apt! Jamie, 11, is Jon Snow!
Emily’s Pippi Longstocking!
Luke, 11, is celebrating World Book Day as Burt!
Scarlett, 5, is the Little Mermaid!
Sophie, 10, is the Mad Hatter this World Book Day!
Holly, 5, is Mildred Hubble, The Worst Witch
Erin, 7, is Gangsta Granny!
Jasper’s dressed as Bear Grylls!
Rylie, 8, is celebrating World Book Day as Billionaire Boy!
Jack-James is Willy Wonka!
Chloe and Amelia, 7 and 4, are sad as the snow has postponed World Book Day for them!
Megan’s Poppy/ Matilda from Shadow House
Ana, 5, is The Little Mermaid!
Georgie’s dressed as Emmeline Pankhurst!
Amelia Fang from Amelia Fang and The Barbaric Ball
Bethan, 10, is Miss Root from The Demon Dentist!
Twins Eva and Matthew are Paddington and Mr Gum
Megan’s The Mad Hatter and Alice from Alice’s Adventure’s
Ayden, aged 4, is dressed as PC Selby from Postman Pat
Julia, 9, is Willy Wonka!
George is Commando from the comic books!
Nathan, 5, is an Elf this World Book Day!
Erin’s dressed as Hermione!
Noah, 8, has dressed as The Boy in The Dress!
Jessica’s gone as Dorothy this World Book Day!
Kevin from Kevin by Rob Biddulph
Daisy Wart from You Can’t Make Me Go To Witch School
Lucy, 6, is a turtle for an under the sea theme
Maddie, 9, is Shirley from “Wave Me Goodbye”!
Lacie, Brandon, Morgan are Repunzel, Walking with dinosaurs, Maleficent
Lucy, aged 9, is dressed as Matilda!
Chris sent this to us on social media; It’s Roald Dahl from his RAF days and Isadora Moon!
Aayushi, 10, is the Queen of Hearts!
Savannah & Dominic are Postman Pat & Ben 10 Alien.
Tippi and Ava are Orange crayon from the day the crayons quit and penguin from lost and found
Matilda is Wish from the Wizards of Once!
Megan, 11, is Adam Meltzer from Memoirs of a Neurotic Zombie!
Callum, 8, is the Tin Man this World Book Day!
Sophie’s Mildred from The Worst Witch!
Saoirse and Niamh is Thing 2 and Red Riding Wolf!
Teddy and Clara are Bert and Mary Poppins!
Heidi and Darcy are both Gangsta Grannies!
Lewis is dressed as The Grinch!
Alex, 11, has dressed up as Wally from Where’s Wally!
Maya, 8, is Tracey Beaker!
Phoebe-Jean’s dressed as Amy Cluckbucket!
Polly is the Hungry Caterpillar!
Tiffany is Mildred Hubble, The Worst Witch
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