Television Student activity Play

Television Slideshow Play

The catenary Animation Play

The chain rule Animation Play

The chain rule Student activity Play

The chain rule Whiteboard exercise Play

The chain rule for more than two functions Student activity Play

The chain rule for more than two functions Animation Play

The flow of chemical energy through the food chain Animation Play

The formula and the graph Student activity Play

The function  y = 2x Animation Play

The function  y = 2x + 1 Animation Play

The function  y = –2x Animation Play

The general form of the equation of a straight line Student activity Play

The general form of the equation of a straight line Whiteboard exercise Play

The gradient and the y-intercept of a straight line Whiteboard exercise Play

The gradient of a straight line Whiteboard exercise Play

The gradient of a straight line Student activity Play

The intercept form of a straight line Animation Play

The intercept form of the equation of a straight line Whiteboard exercise Play

The intercept form of the equation of a straight line Student activity Play

The isomerism of alkanes Animation Play

The magnetic field around a straight wire Student activity Play

The magnetic field around a straight wire Whiteboard exercise Play

The octane rating of petrol Whiteboard exercise Play