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Learners observe different paper samples under ordinary room light and under a black light to learn some of the chemical differences between different types of paper.

In this activity (page 1 of the PDF under SciGirls Activity: Forensics), learners will use a home video camera with a “night vision” mode to test how various inks appear outside the spectrum of visibl

In this activity, learners investigate the properties of graphene and graphite.

In this activity, learners are challenged to design, build and test a birdhouse that will stay cool in the sun.