Enrich · Stage 4 · Linear relationships

Enrich Identify and record the coordinates of given points on the Cartesian plane, including those with coordinates that are not whole numbers

Extension and enrichment for students who are ready to go deeper: rich tasks, problem solving and open-ended challenges.

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More enrichment in Linear relationships

Rich tasks tagged to other dot points in this focus area.

• Interactive toolEnrichmentEnrich
  Mathigon: Fibonacci numbers
  Mathigon (Amplify) · Interactive (browser) · Free · Link checked 2026-10-15 · Hands-on, No prep
  Use it for: Enrichment on Fibonacci patterns in nature.
• Interactive toolEnrichmentEnrich
  Mathigon: Figurate numbers
  Mathigon (Amplify) · Interactive (browser) · Free · Link checked 2026-10-15 · Hands-on, No prep
  Use it for: Extension: triangular, square and pentagonal number patterns.
• Interactive toolEnrichmentEnrich
  Mathigon: Sierpinski triangle
  Mathigon (Amplify) · Interactive (browser) · Free · Link checked 2026-10-15 · Hands-on, No prep
  Use it for: Enrichment on self-similar patterns and powers.
• Rich taskEnrichmentEarly finishersEnrich
  NRICH: Charlie's Delightful Machine
  NRICH (University of Cambridge) · Web page · Free · Link checked 2026-10-15 · Low floor high ceiling, Teacher notes
  Use it for: Low-floor, high-ceiling NRICH task extending this dot point; use for extension or a problem-solving lesson.
• Rich taskEnrichmentEarly finishersEnrich
  NRICH: Cubes Within Cubes
  NRICH (University of Cambridge) · Web page · Free · Link checked 2026-10-15 · Low floor high ceiling, Teacher notes
  Use it for: Low-floor, high-ceiling NRICH task extending this dot point; use for extension or a problem-solving lesson.
• Rich taskEnrichmentEarly finishersEnrich
  NRICH: Seven Squares
  NRICH (University of Cambridge) · Web page · Free · Link checked 2026-10-15 · Low floor high ceiling, Teacher notes
  Use it for: Low-floor, high-ceiling NRICH task extending this dot point; use for extension or a problem-solving lesson.
• Rich taskStarterEnrich
  Visual Patterns (Fawn Nguyen)
  visualpatterns.org · Web page · Free · Link checked 2026-10-15 · Low floor high ceiling
  Use it for: Hundreds of growing picture patterns; students find the rule and predict step 43.