The ability of liquids to change shape is a useful property Student activity Play

The ability of liquids to change shape is a useful property Whiteboard exercise Play

The additive property for arbitrary events Student activity Play

The additive property for arbitrary events – a race Whiteboard exercise Play

The additive property for arbitrary events – two boys in a family Whiteboard exercise Play

The additive property for mutually exclusive events Student activity Play

The additive property for mutually exclusive events Whiteboard exercise Play

The Angle-Side-Angle (ASA) property Whiteboard exercise Play

The Angle–Side–Angle property – observations and generalisation Student activity Play

The ASA property Animation Play

The bleaching properties of chlorine Simulation Play

The concept of a set Student activity Play

The dangers of using inorganic fertilizers Slideshow Play

The descriptive property method Student activity Play

The descriptive property method Simulation Play

The distance between the centres of circles Student activity Play

The distance formula – applications Student activity Play

The electrochemical series Whiteboard exercise Play

The electrochemical series Student activity Play

The electronegativity of elements and the chemical properties of their compounds Whiteboard exercise Play

The examples of using the trapezium rule Animation Play

The first tangent theorem – perpendicularity Student activity Play

The formula for the space diagonal of a cube Student activity Play

The graph of the sine Student activity Play

The law of periodicity and the properties of elements Animation Play