A boat on the coordinate system Animation Play

A circle and a point Student activity Play

A circle and a straight line Student activity Play

A circle and a straight line Whiteboard exercise Play

A circle and quadrants of the coordinate system Whiteboard exercise Play

A circle in the coordinate system Whiteboard exercise Play

A 'day' longer than a 'year' Whiteboard exercise Play

A 'day' longer than a 'year' Student activity Play

A disc in the coordinate system Animation Play

A figure surrounded by straight lines Student activity Play

A figure under reflection in the coordinate system Animation Play

A function – reminder Student activity Play

A game in the coordinate system Student activity Play

A graph tells the truth Whiteboard exercise Play

A graph tells the truth Student activity Play

A linear function Animation Play

A linear function Animation Play

A linear function – example 1 Student activity Play

A linear function – example 3 Student activity Play

A linear function  y = ax + b Student activity Play

A linear function  y = ax + b Whiteboard exercise Play

A microscope Student activity Play

A microscope Whiteboard exercise Play

A range of sizes Animation Play

A rectifying system Animation Play