A car trip across Norway Whiteboard exercise Play

A different way of calculating the mean Animation Play

A function – reminder Student activity Play

A linear function Animation Play

A linear function – example 1 Student activity Play

A linear function – example 3 Student activity Play

A new price Student activity Play

A new price Whiteboard exercise Play

A parcel of land Whiteboard exercise Play

All prices down by 20%! Animation Play

All prices down! Whiteboard exercise Play

All prices down! Student activity Play

Arithmetic mean in our life Animation Play

Arithmetic mean – the 'true' value of the data Student activity Play

Arithmetic mean – the 'true' value of the data Whiteboard exercise Play

Atomic mass of an element Student activity Play

Atomic mass of an element Animation Play

Average Animation Play

Average and instantaneous speed Student activity Play

Average and instantaneous speed Whiteboard exercise Play

Average concentration of CO in the atmosphere Slideshow Play

Average monthly temperatures Whiteboard exercise Play

Average of the Earth's density Animation Play

Average price Whiteboard exercise Play

Average result Whiteboard exercise Play