P217 - How does distance affect the volume of sound?
An activity where children systematically increase the distance from a sound source to see how it affects volume.
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P221 - Investigating camouflage
An activity which helps children understand that when animals are camouflaged it makes them harder to see.
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P219 - Is it magnetic?
An activity where children compare and group magnetic and non-magnetic materials, including non-magnetic metals.
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