This workbook offers over five hundred carefully selected exercises to accompany the book 100
Tactical Patterns You Must Know. Experienced chess trainer Frank Erwich has not only
identified the 100 most important tactical patterns he has also collected hundreds of
exercises for you to train these patterns. Solving these puzzles will drive home the key ideas
refresh your knowledge and improve your technique. It is probably best to study the manual and
workbook together but you can also use the workbook as a stand-alone training tool as each
pattern is summarised.