This year's World Book Day will be different for children across Calderdale with children mostly working from home. But it's still being celebrated with children of all ages coming together to celebrate reading with the chance to dress up as their favourite literary character on the day.Here are 29 pictures of World Book Day in Calderdale over the years - can you spot anyone you know?
5. World Book Day
Todmorden High School World Book Day with pupils Bethany Marshall and Jessica Sham, both aged eleven back in 2007.
6. World Book Day
World Book Day at Brighouse High School back in 2010.
7. World Book Day
Todmorden High School World Book Day with pupils Peter Gittins and Isaac Davy-Day in 2007.
8. World Book Day
Three-year-old twins Ella and Connor Shanks at the mobile library on World Book Day back in 2006.