The graph of the square root function Animation Play

The hexagon and the square Whiteboard exercise Play

The highest common factor of numbers 33 and 44 Animation Play

The last digit Animation Play

The lawn Student activity Play

The least squares method Whiteboard exercise Play

The least squares method Student activity Play

The lines of symmetry Whiteboard exercise Play

The medieval octagon Animation Play

The method of 'halving the arcs' Whiteboard exercise Play

The missing numbers Whiteboard exercise Play

The missing numbers Game Play

The missing numbers in the expressions Whiteboard exercise Play

The missing numbers in the rectangles Whiteboard exercise Play

The number of sequences Animation Play

The numbers and their multiples Whiteboard exercise Play

The numbers and their multiples Whiteboard exercise Play

The numbers divided by 3 and 9 Animation Play

The numbers in Pascal's Triangle Whiteboard exercise Play

The numbers in the rectangles Animation Play

The numbers in the rectangles Animation Play

The numbers of tennis players Whiteboard exercise Play

The numbers on the diagram Whiteboard exercise Play

The numbers on the vertical axis Whiteboard exercise Play

The opposite numbers – a dolphin Simulation Play