Reading out from the graph the  x- and  y-intercepts of a linear function Simulation Play

Reducing a fraction to lowest terms Animation Play

Regression line Class activity Play

Regression line Whiteboard presentation Play

Relationship between distance and time Animation Play

Resonance Student activity Play

Resonance Whiteboard exercise Play

Resonance in technology Slideshow Play

Role of the kidneys in regulating water-electrolyte balance – Part 1 Whiteboard presentation Play

Role of the kidneys in regulating water-electrolyte balance – Part 1 Class activity Play

Role of the kidneys in regulating water-electrolyte balance – Part 2 Class activity Play

Role of the kidneys in regulating water-electrolyte balance – Part 2 Whiteboard presentation Play

Sedimentary rocks. Part I Class activity Play

Sedimentary rocks. Part I Whiteboard presentation Play

Sedimentary rocks. Part II Whiteboard presentation Play

Sedimentary rocks. Part II Class activity Play

Sequences formed by adding a fixed number – part 1 Student activity Play

Sequences formed by adding a fixed number – part 2 Student activity Play

Sequences formed by adding a fixed number – part 3 Student activity Play

Sides of the triangles Animation Play

Simple linear equations Class activity Play

Simple linear equations Whiteboard presentation Play

Simple linear equations Whiteboard presentation Play

Simple linear equations Class activity Play

Simplification of equations Whiteboard presentation Play