Author: Paul Stephens
Publisher: Duncan Baird
ISBN: 9781844835874
Category :
Languages : en
Pages : 208
Book Description
Written by a sudoku solving expert, this workbook offers 150 puzzles generated by a software program. It includes an introduction that covers major techniques from pairs and triples to X-wing, swordfish and non-unique rectangles. Each of the puzzles has accompanying tips for those who feel they need a helping hand, and a grade-yourself time score.