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In this activity, learners use pop-beads to understand the characteristics and properties of polymer chains.

In this activity (pages 17-31), learners are introduced to techniques that are used to determine the structures of solid materials.

This fun activity uses simple materials such as milk cartons and mirrors to introduce the ideas of optics and visual perception.

In this activity related to climate change, learners examine albedo and the ice albedo feedback effect as it relates to snow, ice, and the likely results of reduced snow and ice cover on global temper

In this activity, learners separate the components of Gatorade using a home-made affinity column.

In this hands-on activity, learners investigate the functional design of leaves on a tree.

In this activity, learners observe colors in the flame of a burning candle to explore connections between matter, light, color and temperature -- basic concepts of matter and energy.

In this optics activity, learners make a lens and explore how the eye manipulates the light that enters it.

In this activity, learners act as the Earth and observe how different angles between the Sun, Earth, and Moon affect the phases of the moon we see each month.

In this activity (pages 42-49), learners discover the methods and challenges of building nanoscale structures with macroscale equipment.

This activity (on page 3 of the PDF under GPS: Cactus Activity) is a full inquiry investigation into how some desert birds keep their cool.

In this activity about camouflage, learners create a model that shows how a flounder is able to blend into a variety of environments.