Kids' dress up days can be a little anxiety-inducing for many parents. Finding the time to think about a costume is already a challenge, let alone attempting to make one.
That's why this World Book Day 2023 you should save yourself all that time and effort and just buy a costume.
We know that times are financially tough for many households at the moment due to the cost of living crisis, so we have rounded up some great costumes that you can buy online today, that are under £15.
Keep reading for some fantastic options that your kids are guaranteed to love.
Best World Book Day Costumes to buy 2023
1. Harry Potter Fancy Dress Costume (5-12yrs)
Harry Potter fans are going to love this costume that includes a hooded cape with Gryffindor badge together with a tie, round glasses and a wand that's perfect for casting all their magical spells. What's not to love?
Buy now from Matalan (£13.88), was £18.50
2. The Very Hungry Caterpillar Green Costume (1-8yrs)
Little one's love the book and will also love the costume that comprises a green caterpillar outfit with padded sections and brown felt legs (tights not included).
It has the famous fruit from the story attached to the front with one touch fastenings, so they can be removed and changed around. It also features an adorable red hood with the eyes, purple antennae and head of the caterpillar. Perfect for World Book Day.
Buy now from Tu Clothing (£15.00).
3. Disney Princess Rapunzel Fancy Dress Costume (3-9yrs)
Who doesn't love the story of Rapunzel? Your little one will enjoy dressing up in this fancy dress costume that includes a clip-in hair braid, and featuring a statement floaty skirt, puffed sleeves and a pull-on fit. It's easy to wear and ideal for World Book Day.
Buy now from Matalan (£12.38), £16.50
4. Roald Dahl Matilda Costume (10-12yrs)
This fun Matilda costume is perfect for Matilda fans as it includes Matilda's blue dress, her beloved book and the famous newt.
5. Roald Dahl Golden Ticket Wonka Bar Kids Costume (3-12yrs)
Have fun transforming into the iconic golden ticket and Wonka bar with this unisex 2-in-1 tabard.
It's easy to wear making it perfect for little ones as it's suitable for kids ages 3-12 years.
6. Harry Potter Gryffindor Classic Robe Costume (3-12yrs)
This fantastic Gryffindor classic robe costume features the lion rampant on his scarlet crest. Kids will be able to wear the house colours with pride. A great choice for World Book Day.
7. Disney Peter Pan Green Costume (5-6 yrs)
Bring the story to life this World Book Day with this fun Peter Pan costume.
The costume comes complete with a felt hat and mini sword prop, just add a cool pair of shoes to finish the look.
8. Mary Poppins Blue Costume (3-4yrs)
This Mary Poppins costume comes in blue with a silhouette of Ms. Poppins floating over the London skyline with umbrella in hand, in front of a sky of shimmering stars. It also features a blouse section and red bow, and comes with a hat on an Alice band and a little carpet bag.
9. Stick Man Costume 3-12yrs
This costume is perfect for World Book Day and lovers of the book. Its easy to wear, so there's no need to worry that your little one is feeling overwhelmed in it as it's made from super soft felt, and fastens using the velcro strip at the back.
10. Marvel Black Panther Fancy Dress Costume (3-9yrs)
Your little superhero will love saving the world in this fun Avengers Black Panther fancy dress costume.
The all-in one outfit features padded detailing, longside a practical back fastening for ease putting on and taking off. A mask is also included to complete the look.
Buy now from Matalan (£13.88), was £18.50
11. Fantastic Mr Fox T-shirt (3-13yrs)
A great one for those who aren't too fussed about dressing up but don't want to be the odd one out. It's also affordable at just £7.99, it's simple and does the job and it's available in red and black too.
12. Batman Fancy Dress Costume (3-9yrs)
Superhero fans will love saving the day in this cool Batman costume that features padded muscles, it also comes complete with a detachable belt, cape, and a mask to finish the look.
Buy now from Matalan (£12.38), was £16.50
13. Dr. Seuss Cat In The Hat Black Costume (3-12 Years)
This fabulous 'Cat in the Hat' costume is crafted from a black cosy velour fabric with a faux fur section for the tummy. The all-in-one has an adorable red removable bow and an incredible tall stripe top hat. Kids will have a lot of fun being this larger-than-life character for World Book Day.
Buy now from Tu Clothing (£15.00).
14. Marvel Captain America Fancy Dress Costume (3-9yrs)
This iconic Captain America costume is perfect for little superheroes wanting to save the day, while having fun of course..
The costume features eye-catching metallic embellishments and a panel effect design for an authentic finish. Completed with a two-way shield and mask that's perfect for World Book Day.
Buy now from Matalan (£13.88), was £18.50
15. Gangsta Granny Pink Costume Set (5-6yrs)
David Walliams book fans will love our amazing 'Gangsta Granny' costume for something totally different. who said you have to be a Disney Princess?
The costume comes complete with a wig, dress, swag bag and eye mask to help you take on this fantastic and fun character.
16. DC Comics Batgirl Costume (2-3yrs)
This super-cool Batgirl costume is a great look for World Book Day. Made from black velour, it has a foil spot print tulle overlay on the skirt, a flowing cape and the famous bat logo at the chest, as well as an iconic Batgirl eye mask to complete the look.
17. Disney Princess Tiana Costume
Little ones will enjoy wearing this The Princess and the Frog elegant gown for World Book Day and beyond.
The costume is made from satin in a pastel green featuring a peplum and a white flower.
18. DC Comics Wonder Woman Costume (2-4yrs)
Feel empowered in this DC Comics Wonder Woman costume that's the perfect costume for your little hero this World Book Day.
The dress features sequins and comes complete with a headband and detachable cape.
19. BFG Waistcoat & Ears Costume (3-8yrs)
Roald Dahl BFG fans will adore this 2-piece costume with its waistcoat and gigantic ears, ready to take on the iconic children's book character.
20. Elmer Patchwork Costume (1-8yrs)
Your little Elmer the Patchwork Elephant costume is perfect for fans of the book.
The playful costume features an all-in-one Elmer suit in the recognisable multicoloured squares. It also comes with an adorable Elmer elephant head hat that's just perfect for World Book Day.
Buy now from Tu Clothing (£14.00).
