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Properties of Materials - describing properties of mystery objects

Defining properties of materials

Testing the properties of a variety of materials

The Silly Stone Challenge

Year 5 were set a challenge: could they mould a boat out of blu-tac and keep it afloat? Once this was achieved, the challenge was extended: how many silly stones can the boat hold before it sinks? By doing this, they were investigating water resistance, up-thrust and buoyancy.