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

In this math-based activity, learners model the intensity of light at various distances from a light source, and understand how astronomers measure the amount of sunlight that hits our planet and othe

Learners investigate weight by building a spring scale. They observe and record how it responds to objects with different masses.

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

In this activity, learners investigate the relative growth of lengths, areas, and volumes as cylinders are scaled up.

This lesson focuses on surface area and how the shape of sugar crystals may differ as they are grown from sugars of different coarseness.

In this activity, learners use two different techniques to estimate how many little things fit into one bigger thing.