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The explosion between hydrogen and oxygen, in the confines of a modern school laboratory, is extremely loud.A mixture of hydrogen and oxygen is placed inside a syringe. The mixture is bubbled into soa.. more
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A party balloon is filled with hydrogen and allowed to float, tethered to a retort stand or similar with a piece of string. A flame is brought to the balloon whereupon the hydrogen catches fire with a.. more
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A set of risk assessed instructions for safely demonstrating this reaction. The reaction between the permanganate and peroxide releases oxygen which burns with a harmless, but quite loud, bang.
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Straight forward instructions to make and use the equipment to demonstrate the effect of air rushing into a vacuum. A ping pong ball is accelerated out through the end of a tube with an impressive eff.. more
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Instructions, including risk assessed control measures, for safely demonstrating the explosive burning of a 1:2 methane/oxygen mixture.
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A mixture of hydrogen and air is prepared in a small plastic ‘fizzy drinks’ bottle and then ignited, so that the bottle travels, rocket-like, some distance.
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Risk assessed instructions and control measures for demonstrating this gas-powered rocket.
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Audiences and events at school open evenings are much harder to control than those in normal science lessons. This leaflet gives sensible advice on activities which are best not undertaken, and those .. more
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Straightforward advice on how to make sure your practical lessons work as you intend. Includes planning and preparing the activity, managing students, timing and equipment, and clearing away. Also inc.. more
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This edition includes notes on two accidents in D&T,  preparing for an upcoming total eclipse, performing practicals such as the thermit reaction outdoors, an accident in science involving spilled.. more
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Showing results 1 to 10 of 45
1 2345