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