Presenter Rodd Christensen uses everyday objects to show that when you add, you get more and when you take away, you get less. Show more
Discover 11,128,835 listings and 279,786 playable programmes from the BBC
Presenter Rodd Christensen uses everyday objects to show that when you add, you get more and when you take away, you get less. Show more
BBC Two is a lively channel of depth and substance, carrying a range of knowledge-building programming complemented by great drama, comedy and arts.
