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Historically, sea floor mapping (bathymetry) was done by soundings.

In this experiment, learners design and build a model room in a shoebox and furnish it with tiny furniture.

In this robotics activity, learners drive a remote-controlled car through a course to learn the challenges faced while trying to operate a planetary rover.

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.

This lesson focuses on how nanotechnology has impacted our society and how engineers have learned to explore the world at the nanoscale.

In this outdoor activity, learners plan a simple foot path and create an environmental impact study of the natural area where the path would be.