SECTION A: MATHEMATICAL UNDERSTANDING Chapter 1: Primary Teachers' Insecurity about Mathematics Chapter 2: Mathematics in the Primary Curriculum Chapter 3: Learning How to Learn Mathematics SECTION B: MATHEMATICAL REASONING AND PROBLEM SOLVING Chapter 4: Key Processes in Mathematical Reasoning Chapter 5: Modelling and Problem Solving SECTION C: NUMBERS AND CALCULATIONS Chapter 6: Numbers and Place Value Chapter 7: Addition and Subtraction Structures Chapter 8: Mental Strategies for Addition and Subtraction Chapter 9: Written Methods for Addition and Subtraction Chapter 10: Multiplication and Division Structures Chapter 11: Mental Strategies for Multiplication and Division Chapter 12: Written Methods for Multiplication and Division SECTION D: FURTHER NUMBER CONCEPTS AND SKILLS Chapter 13: Natural Numbers: Some Key Concepts Chapter 14: Integers: Positive and Negative Chapter 15: Fractions and Ratios Chapter 16: Decimal Numbers and Rounding Chapter 17: Calculations with Decimals Chapter 18: Proportionality and Percentages SECTION E: ALGEBRA Chapter 19: Algebraic Reasoning Chapter 20: Coordinates and Linear Relationships SECTION F: MEASUREMENT Chapter 21: Concepts and Principles of Measurement Chapter 22: Perimeter, Area and Volume SECTION G: GEOMETRY Chapter 23: Angle Chapter 24: Transformations and Symmetry Chapter 25: Classifying Shapes SECTION H: STATISTICS AND PROBABILITY Chapter 26: Handling Data Chapter 27: Comparing Sets of Data Chapter 28: Probability