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Tech Light Lab Activity Guide

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This booklet of 10 hands-on elementary STEM lessons is the foundation for a comprehensive unit on Light and Optics. From reflection and refraction to a model for how we see and an introduction to color, these activities are scaffolded to leave your students ready to take on the next level.

Grade Range:

10 hours of activities


Tech Light Lab: 3 Light Blox (red, green, blue), 2 mirrors with mirror supports, 1 diffraction grating, 3 acrylic lenses (concave, convex and trapezoid) and a protractor!

NGSS Connections

1-PS4 – Waves and their applications in technologies for information transfer

  • make observations to construct an evidence based account that objects can be seen in darkness only when illuminated
  • plan and conduct investigations to determine the effect of placing objects made with various materials in the path of a beam of light.

4-PS4 – Waves and their applications in technologies for information transfer

  • develop a model to describe that light reflecting from objects and entering the eyes allows objects to be seen