Test your powers of logic and mental agility with this mixed collection of 500 number and logic puzzles from the MindGames section of the Times. Puzzles include

4000 questions in more than 200 challenging quizzes from the MindGames section of The Times to really test your general knowledge. Set the pace as quiz master f

Test your word power and rack your brain with this mixed collection of 500 puzzles and conundrums from the MindGames section of The Times. With more than 500 as

Dozens of compelling and addictive mathematical puzzles twillchallenge your mental arithmetic and powers of deductive reasoning. Tetonor rules: each number in t