Year 9 students have been studying materials are not naturally occurring, and have to have been developed.

They have learnt that there are a range materials that can be classed as  ‘smart materials’ because exhibit a physical change in response to some external stimuli.

Judging by the high scores obtained by students on an online test, they developing a good understanding of their applications.

A cup that has been coated with thermochromic ink changing colour as hot water is added.