Video report by ITV News Correspondent Rupert Evelyn
The UK jigsaw industry has been booming throughout the coronavirus pandemic. After all, millions of people have been stuck indoors with extra time on their hands. There was a similar jigsaw boom during the Great Depression.
Sales of puzzles have gone up by 38% - even the Queen is believed to be a fan. The first jigsaw puzzle was created in 1762. It was a map made with the aim of helping children learn geography.
ITV News explored the UK's current jigsaw mania.