Maquator Plus 2011 is a puzzle book containing 120 number puzzles. The rows and columns in the puzzles represent equations displayed without the operators plus, minus and the equal sign. You will have to identify the equations, which are represented by the numbers. This book is for anyone aged 8+, who are comfortable with addition and subtraction or wish to improve their ability to solve numeric equations with plus or minus operators. If you enjoy puzzling with numbers you will find plenty of hours' worth of enjoyment when solving the Maquator puzzles. We hope you have a great time solving the puzzles in the book