Chemical synapses – one-way only Animation Play

Chemical synapses – speed Animation Play

Chemical transmitters of information – hormones Whiteboard exercise Play

Chemical transmitters of information – hormones Student activity Play

Chemical weathering Animation Play

Chemical weathering Student activity Play

Chemical weathering Whiteboard exercise Play

Chemical weathering of buildings Slideshow Play

Chemical weathering of limestone rocks Slideshow Play

Circle properties Whiteboard presentation Play

Circle properties Class activity Play

Classification of elements Animation Play

Classification of hormones by chemical composition Chart Play

Collection of gases evolved from chemical reactions Student activity Play

Collection of gases evolved from chemical reactions Whiteboard exercise Play

Combustion of magnesium and aluminium: a chemical change Animation Play

Comparing the physical properties of diamond and graphite Student activity Play

Comparing the physical properties of diamond and graphite Simulation Play

Comparison of properties of metals and non-metals Whiteboard exercise Play

Compounds Student activity Play

Compounds with paramagnetic properties Whiteboard exercise Play

Concept of volume Animation Play

Controlled fusion Student activity Play

Controlling the temperature of the reaction Animation Play

Corresponding and alternate angles Student activity Play