TV
Each edition of Guesstimation, presented by Nick Knowles, will see two families compete against each other to win prizes by guessing the answers.
Over three different rounds, the teams face a series of head-spinning brain teasers, with their mission being to guess closest to the correct answer.
The National Lottery: Guesstimation showcases the Dream Number draw, which raises funds for many of the venues that will be hosting events at the London 2012 Olympic and Paralympic Games.
Earlier this year, the BBC announced that the National Lottery show formats will move to Scotland and Northern Ireland.
Tube Talk
'Freaks and Geeks': Tube Talk GoldTube Talk Gold heads back to the '80s and remembers Freaks and Geeks.
TV Interviews
'Celebrity Apprentice' Debbie Gibson Q&ADebbie Gibson opens up about her Celebrity Apprentice experience.
Reality Bites
Does Simon Cowell have new SuBo?: VideoWatch a clip of Jonathan Antoine, who is tipped for success on BGT.
TV Ratings
Judi Dench draws 4.1m on 'Graham Norton'ITV1 pips BBC One to the highest primetime audience share.
