All Investigation articles – Page 3
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ResourceThe life of water
Get hands on with H2O, changing states of matter and the water cycle. These experiments and investigations involve water in the context of space
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Problem solving tutor
Use this online interactive tutorial to teach three different methods for solving problems in quantitative chemistry. Video: How to use the problem solving tutor
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Testing for negative ions
This activity is in two parts; first, students make observations while carrying out tests for various negative ions, then they use their observations to help identify the negative ions present in a number of solutions.
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Chip pan fire demonstration
A video and teacher notes demonstrating the dangers of adding water to a fat fire. Video: Chip pan fire demonstration
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Iodine clock demonstration video
A video and teacher notes providing an introduction to reaction rates and kinetics, in which a colourless solution changes to dark blue. Video: Iodine Clock demonstration
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Olympic composites (secondary level)
A composite is a mix of two or more materials which often have very different properties. Find out about composites used in sport equipment material.
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Olympic composites (primary level)
Find out what composites are made up of and why they are so important sporting equipment for the Olympics.
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Oranges and lemons
In Search of Solutions: Investigate the acid content of oranges and lemons. Linking to topics on acids/alkalis, indicators and neutralisation.
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Measuring vitamin C in food
Get your students to test their fruit and vegetables for vitamin C using simple kitchen equipment and household items
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The heat is on: edible experiments
Why are chillies and mustard hot, but taste different? Discover the importance of chemistry in everyday eating experiences with this edible experiment.
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Schools’ Analyst past papers 2017
Test your students’ practical skills with these Schools’ Analyst past papers from 2017 covering skills such as making standard solutions.
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Theory v practice - do they compare?
Examine the reaction of calcium metal with water from both a theoretical and a practical viewpoint.
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OPAL - Open Air Laboratories citizen science
Taking part in OPAL, by Imperial College London you’ll discover more about climate science, the important issues we face, and what action to take.
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White powder mix-up at the factory
In Search of Solutions: As chemical engineers, you are contracted to determine how to identify several different white powders… Linking to topics on chemical reactions and physical/chemical changes.
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Water for survival | 11-16 years
Practical problem-solving investigation including filtration, distillation and temperature. Learners purify water from a muddy pond to survive.
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The ten gram boat race
In Search of Solutions: Design and build a boat powered purely by soap! Challenge students to create the most efficient design. Linking to topics on rates surface tension.
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Secret in the sachet
In Search of Solutions: can you test the performance of a home-made flower preservative against the commercial alternative? Linking to topics on chemical preservatives.
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Separating sand, sawdust and salt
In Search of Solutions: sand, sawdust and salt, all mixed up, can your students recover them? Linking to topics on dissolving, evaporating, filtration and density.
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Desert survival | 9-14 years
Challenge students to extract drinking water from damp sand, a real desert survival scenario! Linking to topics on evaporation and condensation.
