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