Which is the longest river in the world? Answer here.
How many Judges have been fired in Britain since 1701? Answer here.
When was toothpaste first invented? (You may be surprised!) Answer here.
When was Everest identified as the world's highest peak? Answer here.
When did the first bottle recycling bank open in the UK? Answer here.
Which is the oldest video game console manufacturer in the world? Answer here.