''Guesstimation'' is a

BBC The British Broadcasting Corporation (BBC) is a British public service broadcaster headquartered at Broadcasting House in London, England. Originally established in 1922 as the British Broadcasting Company, it evolved into its current sta ...

National Lottery National Lottery may refer to: *National Lottery (Ireland), the state lottery of Ireland *National Lottery (United Kingdom), the lottery franchise in the United Kingdom *South African National Lottery, established in 2000 *A number of countries con ...

game show which was broadcast on

BBC One BBC One is a British free-to-air public broadcast television channel owned and operated by the BBC. It is the corporation's oldest and flagship channel, and is known for broadcasting mainstream programming, which includes BBC News television b ...

from 11 July to 29 August 2009. It was hosted by

Nick Knowles Nicholas Simon Augustine Knowles (born 21 September 1962) is an English television presenter, writer and musician. He has hosted several television programmes including '' Real Rescues'' (2007–2013), '' Who Dares Wins'' (2007–2019), '' Break ...

Format

In the show two families try to out-guess each other to win a holiday, with the help of challenges performed by celebrity and Olympic guests.

Ratings

References

External links

* *{{UKGameshow, Guesstimation 2009 British television series debuts 2009 British television series endings 2000s British game shows BBC television game shows British game shows about lotteries Television series by Banijay Television series by ITV Studios British English-language television shows