This week's Friday Brain-teaser from xrefer tests your knowledge of board games. Answers here:

1. In which board game do players progress by correctly answering questions on geography, entertainment, history, art and literature, science and nature, and sport and leisure?
2. In which board game do you try to get the opposing king into a position called "checkmate"?
3. In which board game can players advance rapidly up ladders?
4. Which well-known game was invented in 1931 by a New York architect, Alfred M. Butts?
5. Which game uses a specially marked board divided by a space, called the bar, into two tables, each of which has 12 alternately coloured points or triangular spaces?
6. Is the national game of Japan called "mah-jong" or "go"?
7. Which board game was devised in the USA in 1934 by Charles B. Darrow, using the street names of Atlantic City?
8. What shape is the board used in Chinese checkers (or chequers)?
9. Which board game using counters and dice has a name which is Latin for "I play"?
10. Name four of the six characters (their names representing their colours) in the game of Cluedo (known in North America as "Clue")