What is the official language of Iran?
In computing, what does IBM stand for?
Where can the Crown Jewels of England be seen on display?
Which novel, written by William Golding, tells the story of a group of British boys plane-wrecked on an uninhabited island?
Who won BBC sports personality of the year in 2013?
What is the capital city of the Italian region of Tuscany?
How many white squares are there on a chessboard?
What is the most common colour of a sapphire gemstone?
What is a drey?
In Iceland, what type of sport is glíma?