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