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Clear explanations, examples, and short videos to help you understand what's happening in your child's maths — and what to do next.

The unitary method, made visual with PhET Unit Rates

How the free PhET Unit Rates simulation teaches the unitary method visually, the Year 7-9 strategy that underpins percentages, rates, and scaling problems.

1 May 2026

PhET ratios and rates: building rate fluency Year 7-9

How the PhET Ratio and Proportion and Unit Rates simulations help students see ratios as comparisons and rates as 'per one' amounts.

30 Apr 2026

Teaching percentages with PhET (and what's missing)

PhET doesn't have a dedicated percentages simulation. Here's how to bridge the gap using the sims that do exist, plus when to reach for Mathigon or Mathspace instead.

29 Apr 2026

Visualising fractions with PhET: a guide for Year 7-8 parents

How the free PhET fractions simulations help Year 7 and 8 students see equivalent fractions, mixed numbers, and comparison clearly — and where to use them.

28 Apr 2026

PhET decimals and the number line: place value made visual

How the free PhET Number Line: Decimals simulation makes place value, ordering, and comparison click for Year 7 and 8 students.

28 Apr 2026