What connects Elizabeth Fry, Sir John Houblon, Adam Smith, George Stephenson, and Sir Edward Elgar? Appeared on Bank of England banknotes 
 The radioactive isotope Americium 241 (symbol: 241Am) is a common component in what household item? Smoke detector (or smoke alarm) 
 Which murderer lived at 39 Hilldrop Crescent, Kentish Town, North London? Dr Crippen (Hawley Harvey Crippen, executed in 1910 - the case was notable for the use of radio in catching the fleeing suspect, and pathology in convicting him) 
 What is the prehistoric fish considered extinct until found living off the African coast in the 20th century? Coelocanth 
 What is a fife: a type of kilt, a flute-like instrument, a helmet, or a lunchbox? A flute-like instrument 
 What did Manchester United footballer Carlos Tevez put in his mouth in celebrating a goal at Christmas 2007? A baby's dummy (a message to his family in Buenos Aires)
 What water birds and their cries are associated with madness? Loons 
 Gorgonzola cheese is from which country? Italy 
 The wood sorrel plant is more commonly known as what? Shamrock 
 Put these Earth time periods and rock systems in order, oldest first: Triassic, Jurassic, Cambrian, Devonian. Cambrian, Devonian , Triassic, Jurassic.