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

This is an activity (located on page 4 of the PDF under What's Nano? Activity) about size and scale.

In this experiment related to plant biotechnology, learners discover how to prepare and load an electrophoresis gel.

This is an activity (located on page 4 of the PDF under Surface Area Activity) about surface area and reactivity.

In this activity, learners prepare four polymer elastomers and then compare their physical properties, such as texture, color, size, and bounce height.

This lesson focuses on how materials behave differently as their surface area increases.