Schools are looking a little different too, with staff fully embracing the spirit of World Book Day and joining in the fun alongside the children
Check out our gallery of 132 fantastic pictures of children across Portsmouth and the surrounding area clad in their best book-inspired outfits:
129. World Book Day 2026
World Book Day at King's Academy Northern Parade, Hilsea. Pictured: Junior school pupils dressed up for World Book Day Picture: Habibur Rahman | Habibur Rahman
130. World Book Day 2026: Mill Hill Primary School
Owls class at Mill Hill Primary School has celebrated World Book Day with an array of fabulous costumes. | Mill Hill Primary School
131. World Book Day 2026: Mill Hill Primary School
Smiles all round as students at Mill Hill Primary School celebrate World Book Day. | Mill Hill Primary School
132. World Book Day 2026: Mill Hill Primary School
Thumbs up from Mill Hill Primary School. | Mill Hill Primary School