Brainbox london is a fun and fast brain challenge game take a card and study it until the 10 second timer runs out pass the card to another player and roll the dice to see which question on the back of the card they will ask you some are observational such as 039what number is on the front of the london bus039 and some test your ability to retain facts such as 039which building did marble arch stand outside before being moved from in 1851039 all of the cards are brightly illus