All Investigation articles – Page 4
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Job profileToxicologist, chemical company
Nicholas discusses his challenging work bringing together scientific fields to ensure that their company’s chemicals are used safely and comply with strict rules and regulations
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Job profileNanotoxicologist
Vicki examines how tiny nanomaterials present in everyday products such as medicine, electronics and clothing interact with our bodies to ensure they are safe to use or consume
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Job profileForensic toxicologist
Calum helps ensure public safety through the toxicological testing of everyday items like food, cosmetics, electronics, medicines and textiles to ensure they are safe to use and consume
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FeatureTemperature-controlling textiles
Nina Notman gets a feel for the high-tech fabrics that can help us maintain our preferred temperature
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ResourceInsulation investigation
Which material makes the warmest jacket? Investigate the insulating properties of various materials with this activity for ages 7–14
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IdeasEncourage your students to research
How independent research projects will benefit you and your students
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Job profileForensic scientist
Joni investigates biological samples for the presence of drugs and alcohol and also examines evidence seized by the police
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ResourceFrozen in time: hands-on evidence
Ask students to plan experiments, record data and draw conclusions in this practical activity
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ResourceDeveloping a theory
In this practical activity, students will monitor reactions of acids and develop a theory to explain their observations
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ResourceInteractive lab primer
Cover core safety information, skills and apparatus with this visual aid to common laboratory techniques
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ResourceSmart materials: lesson tips
Try these activities to help design your lessons on smart materials. Explore the topic using this simple demonstration of polymers and salt.
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ResourceUse of salt in cooking, part 1
In this activity students devise and carry out experiments to test possible reasons for adding salt when cooking vegetables.
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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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ResourceProblem 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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ExperimentTesting for negative ions
Guide students into testing for negative ions with this practical. Students note their own observations and use their knowledge to discover more. Includes kit list and safety instructions.
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ResourceChip 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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ResourceIodine 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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ResourceOlympic 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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ResourceOlympic 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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ResourceOranges and lemons
Discover the hidden secrets of lemons and oranges with this open experiment, where learners can design their own investigation. Includes kit list and safety instructions.