The most difficult British riddles

Lewis Caroll, author of "Alice in Wonderland" completed his mathematical studies at Oxford University, was a lecturer at this University. He wrote about 250 scientific papers in mathematics, logic and cryptography. He was interested in mathematical puzzles and numerical games.

Marmite and Vegemite are traditionally eaten as a savory spread on bread or toast. The product is made of brewer's used yeast, which would be thrown away otherwise. The product sales boosted after the discovery that it is a rich source of the vitamin B complex. During the First World War, British troops were issued with Marmite as part of their rations.

Daniel Day-Lewis is considered a method actor, known for his constant devotion to and research of his roles. He would often remain completely in character for the duration of the shooting schedules of his films, even to the point of adversely affecting his health.