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