Reflection symmetry in the coordinate system in the lines x = a and y = b Student activity Play

Reflection symmetry in the coordinate system in the x-axis and the y-axis Student activity Play

Reflection symmetry in the vertical and horizontal lines Whiteboard exercise Play

Reflection symmetry in the vertical axis Whiteboard exercise Play

Reflection symmetry in the vertical axis – the coordinates of the vertices Whiteboard exercise Play

Rotation of the polarisation plane Student activity Play

Rotation of the polarisation plane Whiteboard exercise Play

Simple examples of index laws Whiteboard presentation Play

Simple examples of index laws Class activity Play

Size of electric current Student activity Play

Size of electric current Animation Play

Size of electric current Whiteboard exercise Play

Soil – vertical section Illustration Play

Solving systems of linear equations Student activity Play

Solving systems of linear equations by Gaussian elimination Whiteboard exercise Play

Speed in horizontal projectile motion Student activity Play

Speed in horizontal projectile motion Whiteboard exercise Play

Square a of difference Student activity Play

Square of a difference Whiteboard exercise Play

Squaring a binomial difference Student activity Play

Squaring a binomial difference Whiteboard exercise Play

State in words Animation Play

Subtracting common fractions and decimals Student activity Play

Subtracting common fractions and decimals – the result as a decimal Whiteboard exercise Play

Subtracting common fractions and decimals – the result as a fraction Whiteboard exercise Play