Water filter challenge

An investigation for year 5 and P6, linking to the topic properties and changes of materials and Chemical changes. Pupils will find out what parasites can live in water and why we need to make it clean before we drink it. They will then make their own water filter.

This pack includes:

  • A differentiated lesson plan
  • A PowerPoint presentation containing instructions for the investigation
  • Printable instructions

Simple to resource! The items you will need:

  • Two-Litre plastic bottles
  • Sand
  • Gravel
  • Cotton Wool
Year 5
Properties and changes of materials
Water filter challenge

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