How the difficulty teachers were experiencing in demonstrating the preparation of iron(II) sulfide to students was solved through action research.
Illustrating the angles subtended at the eye by one lamp and the image of the other as seen in the mirror.
The oxygen sensor is a simple device that is able to demonstrate a practical use of electrochemical cells, it is inexpensive and safe to use in a s
Dilution of a weak acid.
The nature of light and how it is affected by gravity is discussed.
A team of year 12 students investigated the likelihood of the various possible causes of death after children had swallowed button batteries
The analysis of this household product provides an excellent everyday example of a neutralisation reaction and allows students the opportunity to c
John F. McCullagh
Are chemicals good for you?
Entropy is more usually studied in physics and chemistry but can also be considered in biology to explain limitations of energy changes in life-pro