World Book Day 2025 Costumes Ideas. If you want to bring your child's favourite book to life, it doesn't have to cost the earth, thanks to our pick of the best diy world book day costumes for toddlers. There you have it, 10 wonderfully simple and effective world book day costume ideas.

2025 world book day author. We’ve got wigs and princess slippers, tiaras, and wands to help complete the look.