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

In this fun hands-on activity learners explore a simple machine: the lever. What happens to a load when you multiply the length of a lever? Find out here!

In this great hands-on activity, learners use patterns to make a teepee from newspaper that they sit inside.

Data in computers is stored and transmitted as a series of zeros and ones. Learners explore how to represent numbers using just these two symbols, through a binary system of cards.

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.

In this physical sciences activity, learners explore how passive solar design increases energy efficiency.

In this activity, learners build a simple pinhole viewer. They use this apparatus to project images from a variety of light sources, including a candle, the Sun, and the Moon.

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