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This video covers the basics of state changes in water. It explains how the distance between molecules and their motion can be used to explain the three states of water (solid, liquid and gas).  

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Stop the spread is a new STEM challenge for students aged 7 to 16. Highlighting the global issue of infectious disease students design, build and test a model of a hand washing device and produce educational materials for children in Kenya to encourage hand washing. It is accredited for the British Science...

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