This differentiated science lesson focuses on planning a fair test investigation to answer the question: does the size of the pinna affect the volume of the sound. The file contains the following resources:

- an editable lesson plan
- an editable presentation
- editable differentiated independent activities
- editable challenge activity
- editable next step activity

National curriculum objectives:
Science: Year4:
Pupils should be taught to setting up simple practical enquiries, comparative and fair tests; reporting on findings from enquiries, including oral and written explanations, displays or presentations of results and conclusion; using results to draw simple conclusions, make predictions for new values, suggest improvements and raise further questions....