How 2 was a British educational television show which ran on CITV between 1990 and 2006. It served as a modernised "sequel" to a 60’s / 70's series with the same format called 'How'. Each episode started with the presenters … Gareth Jones, Fred Dinenage, Gail McKenna, Carol Vorderman, Gail Porter, Siân Lloyd Added on Amazon Prime 2022-04-22.