Changes in the area enclosed within a circuit Student activity Play

Changing metric units of area Animation Play

Changing metric units of area Whiteboard exercise Play

Changing metric units of area Student activity Play

Changing metric units of area into square centimetres Whiteboard exercise Play

Changing metric units of area into square decimetres Whiteboard exercise Play

Changing metric units of area into square millimetres Whiteboard exercise Play

Changing metric units of area – the missing unit Whiteboard exercise Play

Changing units Class activity Play

Changing units Whiteboard presentation Play

Chemical analysis Slideshow Play

Chloride ion content in sea water Animation Play

Chord bisector goes through the centre Student activity Play

Circle circumscribed about a triangle Animation Play

Circles inscribed and circumscribed around a trapezium Student activity Play

Classification of mixtures Animation Play

Classification of mixtures Student activity Play

Classifying sample substances Whiteboard exercise Play

Colony of penguins Animation Play

Colouring of the sample Animation Play

Common polygons Student activity Play

Common polygons – a hexagon Whiteboard exercise Play

Common polygons – a kite Whiteboard exercise Play

Comparing the reactivity of alkali metals and the alkaline-earth-metals Animation Play

Comparing two samples Animation Play