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