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This 0-50 template is to be used in conjunction with the instructions in GL430 to make generic and bespoke random number tables for use in sampling.

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A straight forward method of how to serially dilute a bacterial broth, and grow colonies, for calculating population density. 

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Straight forward advice on the safe use of the Van de Graaff generator and Wimshurst machines, with some suggestions on suitable practical activities.

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Using ethanoic acid  safely in practical work.  This acid is also known as acetic acid, which is the acid found in vinegar

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3D Printed DC motor video

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This video demonstrates the 'traditional' method for demonstrating electrolysis of molten salts, as well as a new microscale method showing the difference in conductivity.

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Ultrasound range sensor

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This guide outlines how schools can incubate, hatch and rear eggs, both independently or using a company, and what they need to consider before doing so.  

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Qualitative analysis is included in most science and chemistry courses across the 11-19 age range. This guide gives a summary/overview of the currently available CLEAPSS resources that provide detaile.. more

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A simple demonstration to show that sound does not travel through a vacuum

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