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

There are 500 number and logic puzzles to test your mental agility in this collection from the MindGames section of The Times, featuring seven different types o

With more than 500 assorted number and logic puzzles, this collection contains these favorites: Brain Trainer--72 mental math challenges; Cell Blocks--96 Japane

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