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Show your inner engineer

Show your inner engineer and light up the world

  • Secondary 1
  • Secondary 5
45–60 minutes

Technological challenge in which students explore ways to improve a lighting system inspired by the “Litre of Light” project. They’ll experiment with optic fibres to direct light into a room. This activity explores the propagation of light and reflection and refraction.

Physical principles covered
  • Diffusion of light
  • Reflection
  • Refraction
  • Total internal reflection
  • Optic fibres
  • Propagation of light
Required Materials
  • Cardboard box
  • Bottle of water
  • Optic fibres
  • Flashlight or smartphone
  • Adhesive tape
  • Light meter or smartphone with a lux meter app
Concepts from the Québec Education Program

Science and Technology – The material world:

  • Properties of light
  • Reflection and refraction
  • Technological systems and design
Download the teaching materials