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In this four-part activity, learners will discover the exciting world of light--the most important form of energy in our world--and be able to identify and describe different types of light.

This activity (on page 2 of the PDF under SciGirls Activity: Forensics) is a full inquiry investigation into how hairs from a crime scene are matched to suspects.

In this two-part activity about luminescence, learners explore the chemistry that happens inside glow sticks and other light producing reactions.

In this four-part activity, learners explore light and sound through a variety of hands-on investigations.

In this activity, learners explore how infrared technology is used by engineers to create equipment and systems for a variety of industries.