This book tells you in a very practical way how to solve CalcuDoku puzzles. First, it describes in detail and with examples the techniques you can use to solve CalcuDokus. Then, it shows the sizes and types of CalcuDokus including original variants. Finally, it guides you step by step through solving one of the most difficult CalcuDokus you can find online. No other book will teach you how to solve CalcuDokus puzzles as effectively as this one.