Discriminant of the quadratic equation Whiteboard exercise Play

Dividing surds Student activity Play

Dividing surds Whiteboard exercise Play

Dividing surds Whiteboard exercise Play

'Double quadratic' equations Student activity Play

Effect of concentration on reaction equilibrium Student activity Play

Equalities with roots Whiteboard exercise Play

Essential minerals Student activity Play

Estimation of the roots of a quadratic equation Student activity Play

Estimation of the roots of a quadratic equation Whiteboard exercise Play

Estimation of the roots of a quadratic equation Whiteboard exercise Play

Estimation of the roots of a quadratic equation – example Animation Play

Estimation of the roots of a quadratic equation – example Animation Play

Examples of fractional exponents Whiteboard exercise Play

Examples of rationalising the denominator Animation Play

Examples of roots of any order as the powers Animation Play

Examples of simplifying surds Animation Play

Examples of square roots Animation Play

Examples of surds Animation Play

Examples of surds Animation Play

Existence of roots Student activity Play

Existence of roots Whiteboard exercise Play

Existence of roots of polynomial equations Animation Play

Existence of  nth root of a given number Whiteboard exercise Play

External structure of a root Simulation Play