How far is the horizon? Student activity Play

How fast? Student activity Play

How many were there? Whiteboard exercise Play

How many were there? A more difficult problem Student activity Play

How to find a cube root Animation Play

How to find a square root Animation Play

How to find first and second differences Animation Play

How to find the quotient and the remainder Whiteboard exercise Play

Linear sequences – finding the rules Whiteboard exercise Play

Linear sequences – finding the rules Student activity Play

Linear sequences – finding the rules and missing terms Whiteboard exercise Play

Localisation of the median Student activity Play

Long division of polynomials Student activity Play

Money calculations Student activity Play

More algebraic expressions Student activity Play

Multiplying decimals using the written method Student activity Play

Parallel lines – part I Student activity Play

Points of intersection Student activity Play

Polar coordinate system Student activity Play

Polynomial division Student activity Play

Polynomial division Whiteboard exercise Play

Powers of the number 10 Student activity Play

Prime factorisation in finding square roots Whiteboard exercise Play

Prime factorisation of the radicand Whiteboard exercise Play

Prime factorisation of the radicand Student activity Play