Light and Shadows - Lesson 3 | Shadow Casting

Downloadable (1 PDF - 29 pages)

The Shadow Casting activity can also be found within the Light and Shadows - Let's Do Science Bundle. If you are interested in purchasing this activity and more, you can check out the Light and Shadows bundle here.

Students will experiment with different locations and distance for a light source and an opaque object to recreate a shadow. They will learn how to change the size and shape of the cast shadow.

By the end of the activity students should be able to:

  • Understand how shadows are formed
  • Understand how light position can affect shadow size
  • Predict changes in size and position of the shadow resulting from moving the light source
  • Understand how the position of the object can affect shadow size

Additional resources included with the activity plan:

  • Background information with hypothesis
  • Student worksheet
  • Shadow casting game instructions (1 per group)
  • Shadow casting game board (1 per group)
  • Shadow casting game cards (1 set per group)
    • Example card
    • 3 training cards
    • 12 game cards
    • 3 bonus cards

Additional resources required:

  • Flashlight (1 per group)
  • 3 opaque objects (cube, sphere and pyramid) (1 set per group)
  • White screen (can be created by using a textbook, folder, etc.) (1 per group)