Design a chemical stop-clock using different dilutions of two colourless solutions which, when mixed together will remain colourless for a period of time and then suddenly change to a deep blue colour.
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In Search of More Solutions provides material for chemical “egg race” competitions that help to put the fun back into chemistry, and gives students that “little bit extra” to motivate them to follow a scientific or technical career. Follow the links below to buy a copy from our online ...
2020-08-26T08:57:00Z
How a step-by-step approach to experiments can improve learning
2020-07-24T09:14:00Z
A new photocatalyst that can act on small alkane hydrocarbons is a rare example of directly using natural gases as reagents
2020-09-17T11:28:00Z
A lesson presentation with activities for your 11–14 students on polymers and their properties
Use your smartphone to measure changes in concentration across different juice drinks at home or in the classroom. Includes a video aimed at learners, kit list, instruction and explanation.
2020-09-14T10:48:00Z
Explore polymers and redox via food wrap innovations with this activity for 11–16 students
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