FREE PRIMARY SCIENCE · Years 3–4

The Shadow File

Why do shadow lengths change during the day?

A standalone 45–55 minute relief-teacher lesson with all evidence and instructions supplied, teaching slides, individual/pair iPad work and hand-in to the class teacher.

1 free lessons · Australian Curriculum v9

Lessons in this topic

Each lesson includes a teacher plan and activities. Check its materials label before teaching.

1. The Shadow File

   Why do shadow lengths change during the day?

   Learning focus: Explain a change in shadow lengths using the apparent position of the Sun.

   Evidence question: Why do shadow lengths change during the day?

   No materials needed ·

   Read lesson plan → · Open interactive lesson →

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Start with the science question, examine or collect evidence and ask students to explain what the evidence does and does not show. Some lessons need materials and safety preparation, while others use virtual models or printed sources.

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