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Sodium silicate solution (water glass) will precipitate coloured metal silicates that appear to grow like underwater plants.
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This document outlines the key points you need to consider when deciding to keep invertebrates as pets in the science department. It gives a summary of the most common types of invertebrates kept in s..
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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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Using atmospheric pressure to push a boiled egg into a conical flask
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This guide demonstrates a procedure for dissecting a whole squid to examine the internal and external organs.
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A quick and economical way to make a class set of atomic structure models.
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Soap making is an ancient process, going back at least 4000 years. It is an example of saponification of an ester group, which is sometimes included in GCSE, A-level and BTEC courses. The conventional..
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Updated from section 14 of the CLEAPSS Handbook, this offers practical advice for competent DIY-ers. It includes a section on rotary aquarium pumps, which lurk in many school cupboards.
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The CASE (Cognitive Acceleration in Science Education) project includes a number of practical activities used to stimulate children's thinking. This document offers some advice on these practical and ..
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This edition includes notes on a prosecution of a school for an accident in D&T, an accident involving a collapsing drinks can, a safety tip for using steam engines, keeping and studying brine shr..
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