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