Build the skills, one at a time

109 skills in 5 areas. Ten questions per set. Get 9 right, fast enough, twice in a row — and the next skill opens.

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Number · about 15 s per question

Add and subtract negative numbers

🔢 Number

0 of 36 skills

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Now: Add and subtract negative numbers

✖️ Algebra

0 of 42 skills

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Now: Substitute into expressions

📈 Functions and graphs

0 of 14 skills

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Now: Evaluate f(a) and solve f(x) = k

Easier after Solve quadratics by factorising (Algebra) — but you can start here.

📐 Trigonometry

0 of 10 skills

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Now: Pythagoras: hypotenuse

Easier after Round to decimal places and significant figures (Number) — but you can start here.

📏 Shapes and measures

0 of 7 skills

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Now: Area and perimeter of rectilinear shapes

Easier after Percentage of a quantity (Number) — but you can start here.