People in the UK have stockpiled novels and home learning books as they are in isolation.
Sales of fiction rose by a third, while children's education went up 234% to the third highest level on record.
Puzzle books and handicrafts also saw sharp rises.
Meanwhile, J.K. Rowling has relaxed copyright restrictions to allow teachers to post videos of themselves reading her Harry Potter novels to children who are stuck at home.
Additionally, more than 110 free Sesame Street ebooks have been made available.