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