A segment square root of 2 units long and others Animation Play

A special case of the inverse function Animation Play

A square root Student activity Play

A square root Animation Play

A water wheel Student activity Play

Absolute value of a function Whiteboard exercise Play

Absolute value of a function Student activity Play

Absolute value of a number, modulus function Student activity Play

Absolute value of the argument of a function Animation Play

Acid rain destroys forests Animation Play

Adaptation of plants to life in terrestial environment Whiteboard exercise Play

Adaptation of the root to absorbing water from the soil Slideshow Play

Adaptations of plants to life on land Whiteboard exercise Play

Adaptations of plants to life on land Student activity Play

Adding or subtracting surds Student activity Play

Addition and subtraction of square roots Whiteboard exercise Play

Algebraic construction of an inverse function Whiteboard exercise Play

Algebraic construction of an inverse function Student activity Play

Algebraic manipulation of polynomials Class activity Play

Algebraic manipulation of polynomials Whiteboard presentation Play

Algebraic solution Animation Play

Algebraic solutions Student activity Play

All the roots of an equation Whiteboard exercise Play

Altering the  y-scale and the  x-scale Whiteboard exercise Play

Altering the  y-scale and the  x-scale Student activity Play