Reading the rounded value of the square root Animation Play

Reduction formulas due to periodicity Whiteboard exercise Play

Reduction formulas due to periodicity Student activity Play

Relationship between Kp and Kc Student activity Play

Relative mass and charge Animation Play

Rolling a die Whiteboard exercise Play

Rounding the values of roots using a calculator Student activity Play

Salt hydrolysis Whiteboard exercise Play

Salt hydrolysis Student activity Play

Salts of weak acids and weak bases Student activity Play

Sandwiches and drinks Animation Play

Simplifying algebraic fractions – more complex examples Student activity Play

Simplifying and rounding the values of roots using a calculator Whiteboard exercise Play

Simulating random samples Whiteboard exercise Play

Simulating random samples Student activity Play

Simulating random samples using cumulative relative frequency Animation Play

Skewness Student activity Play

Skewness and the five-number summary Whiteboard exercise Play

Skewness and the five-number summary Student activity Play

Solubility Student activity Play

Solubility Whiteboard exercise Play

Solving an examination problem Whiteboard exercise Play

Solving linear inequalities Student activity Play

Solving problems Student activity Play

Solving problems – the angles Whiteboard exercise Play