• Big ideas
  • Part-whole fractions
    • Using the part-whole model
  • Fractions as a measure
    • Using the measure model
  • Fractions as division
    • Using the division model
  • Fractions as operators
    • Using the operator model
  • Fractions as ratios
    • Working with ratio
• Misunderstandings
  • Number of parts only
    • Unequal areas
    • Teaching equal parts
    • Paper folding
    • Cassowary fractions
  • Fractions as a double count
    • Wrong number
    • Expanding the view
    • Fraction fiddle
  • Different wholes
    • Shifting wholes
    • Fixing wholes
    • Cut and find
  • Using rules blindly
    • Unit and non-unit fractions
    • Strategy testing
    • Sense of size
    • Comparing non-unit fractions
• Good teaching
  • Fraction sense
    • Visualisation
    • Fractions as numbers
  • Dividing
    • Fractions of collections
    • Sharing as division
  • Equivalence
    • Linear models
    • Grids and arrays
  • Adding and subtracting
    • Same denominator
    • Related denominators
• Assessment
  • Assessment approaches
    • Observation
    • Survey
    • Task-based interview
    • Digital assessment tools
  • Designing assessment tasks
    • Choosing the fraction model
    • Closed or open tasks
    • Choosing the response type
    • With or without context
• Activities
  • Cake fractions
  • Cassowary fractions
  • Comparing non-unit fractions
  • Comparing unit fractions
  • Cut and find
  • Divide it up
  • Dividing pancakes
  • Dynamic fractions
  • Fraction fiddle
  • Fraction strips
  • Fraction wall game
  • Fraction wheel
  • Grids and jumps
  • Hit the apple
  • Number lines
  • Overlay grids
  • Paper folding
  • Part and wholes
  • Reach the target
  • Sense of size
  • Sequencing and counting
• Downloads
• Acknowledgements