Enrich · Stage 4 · Indices

Enrich Recognise and describe the relationship between squares and square roots, and cubes and cube roots for positive numbers

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

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

• Rich taskEnrichmentEarly finishersEnrich
  NRICH: Multiplication Arithmagons
  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: Power Countdown
  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
  Open Middle: Equivalent Exponents
  Open Middle · Web page · Free · Link checked 2026-10-15 · Low floor high ceiling
  Use it for: Fill-the-boxes puzzle using digits 0-9 once; many paths to an optimal answer, good extension.