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