Blue Peter is a British CBBC children's television programme. It first aired in 1958 and is the longest-running children's TV show in the world. Although the show has a nautical title and theme, its current format takes the form of a magazine/entertainment show containing viewer and presenter challenges, as well as the famous arts and crafts "makes". It is shown on the CBBC channel. During its history there have been many presenters, often consisting of two women and two men at a time.