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The first two bestselling titles in the Simplex crosswords series combined in a great new edition.

Here are another 150 puzzles from Ireland's favourite crossword.

The Simplex Crossword formula has been hugely successful and made bestsellers of all six books. Appearing daily in the Irish Times for over forty years, the crossword has attracted a devoted following.

The next book in the highly successful Simplex series.

Appearing daily in the Irish Times for over forty years, the Simplex crossword has attracted a devoted following.

Suitable for bridge players who know the rules and can play a reasonable hand, but want to refine their skills and improve their understanding of the game, this work offers 121 tips that range from simple to advanced and offer advice on how best to deal with a variety of situations.

Helps to learn how to play bridge. This guide helps you to learn properly without other help and give you a foundation on which to start playing this game. It helps to: work at your own pace; understand the key basic principles; learn about the Acol system of bidding; and, discover how to play a hand, both as declarer and in defence.

Sudoku is a real cultural phenomenon: a French fad in the 1890s, a Japanese craze in the 1980s, it is peculiarly British obsession. This book contains 201 fiendish brainteasers, ranging from easy to mind-bogglingly difficult. It provides a daily fix for the hardened Sudoku fan and sets an addictive challenge for novices. It's more than a game.

All newly published in book form, Simplex 150 has been compiled by Mary O' Brien, who has been setting the Simplex crossword for more than 20 years

Appearing daily in the Irish Times for over forty years, the Simplex crossword has attracted a devoted following.