The circumcentre of a triangle Whiteboard exercise Play

The correlation coefficient Animation Play

The correlation coefficient Student activity Play

The cosine – reducing angles Student activity Play

The debt is decreasing Whiteboard exercise Play

The debt is increasing Whiteboard exercise Play

The debt is increasing. The debt is decreasing Student activity Play

The decimal as a negative exponent Whiteboard exercise Play

The decimal representation and the negative exponent Whiteboard exercise Play

The derivative Class activity Play

The derivative Whiteboard presentation Play

The derivative of the simplest cubic function Student activity Play

The derivative of the simplest quadratic function Whiteboard exercise Play

The derivative of the simplest quadratic function Simulation Play

The derivative of the simplest quadratic function Student activity Play

The developing of film Animation Play

The distribution of electrons Animation Play

The effects of mutations in somatic cells – negative for the organism but positive for humans Slideshow Play

The effects of osmosis on the rate of transpiration Student activity Play

The electrochemical series Student activity Play

The equation of a line going through two points Student activity Play

The equation of the tangent Student activity Play

The equation of the tangent Animation Play

The family of lines Student activity Play

The family of lines y = 2x + c Animation Play