Price of a computer – more difficult problem Student activity Play

Random sampling using a calculator Animation Play

Random sampling using a calculator Student activity Play

Receptors and stimuli Student activity Play

Rectangles in LOGO Student activity Play

Regular polygons Simulation Play

Regular shapes Student activity Play

Robin Hood Simulation Play

Run for a place value! – a game Game Play

Sales of a computer game Animation Play

Satellite photographs Slideshow Play

Scalar multiplication of vectors Student activity Play

Sea water game Whiteboard exercise Play

Sketching the parabola Student activity Play

Sprinkler game Game Play

Survey Whiteboard exercise Play

The functions  y = a(x – p)2 + q Student activity Play

The functions  y = ax 2 + q Student activity Play

The functions  y = ax 2 Student activity Play

The game of Change Places Animation Play

The general form of a quadratic function Student activity Play

The Island of Treasures – a game Game Play

The LOGO commands to obtain the given triangle Whiteboard exercise Play

The ratio in a game Whiteboard exercise Play

The ratios of more than two quantities Student activity Play