Charles's law – mathematical and graphical interpretation Animation Play

Chemical inertness of alkanes Animation Play

Chemical weathering Student activity Play

Chess tournament Whiteboard exercise Play

Classification Whiteboard presentation Play

Classification of bacteria according to environmental temperature Slideshow Play

Collision of molecules Student activity Play

Combined gas law Animation Play

Combined gas law (1) Student activity Play

Combined gas law (1) Whiteboard exercise Play

Combined gas law (2) Whiteboard exercise Play

Combined gas law (2) Whiteboard exercise Play

Combined gas law (2) Student activity Play

Combined gas law (2) Whiteboard exercise Play

Combining data sets Student activity Play

'Combustion' of hydrogen Student activity Play

Combustion of silicon in oxygen Animation Play

Combustion of sodium in oxygen Animation Play

Common mean Animation Play

Comparing data Class activity Play

Comparing data Whiteboard presentation Play

Comparing data by scaling Student activity Play

Comparing data – mean, median, mode Whiteboard exercise Play

Comparing data – mean, median, mode Student activity Play

Comparing sets of data using a frequency polygon Student activity Play