Two families go head to head to answer everday questions .
Did You Know?
During the early years of the show, the electronic scoreboard was referred to as Mr Babbage - this was an homage to English inventor and mathematician Charles Babbage (1791-1871), who came up with the concept of a programmable computer. See more
[a contestant has suggested paint as a unit of liquid measurement
Don't worry, we'll get you back before Matron knows you're gone.