CLEAPSS Explore#12

In this issue: Looking inside our Earth, choosing the right modelling material, making good observations, plaster of Paris, using a hand model.
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CLEAPSS Explore#13

Guidance on using materials and assessing risk, disposing of materials, understanding hazard symbols, using yeast and COVID-19.
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P136 - Using materials in primary practical activities

This document is designed to help you decide if it's safe to use a variety of different materials during STEAM activities.
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