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Learners investigate the concept of humidity by using a dry and wet sponge as a model. They determine a model for 100% humidity, a sponge saturated with water.

By making models of light waves with paper, learners can understand why different colors appear in bubbles.

How does a green roof, or roof covered by plants, affect the temperature of the inside and outside of a building? Learners design and build houses to find out the answer.

In this online game, learners run an outer space drink stand and thirsty alien customers are on the way.

Get a roll of pennies, throw them on the ground, then remove those that only show tails, and repeat with the ones left over.

This activity (located on page 3 of the PDF under GPS: Glaciers Activity) is a full inquiry investigation about the different causes of glacial melt.

In this activity, learners explore the size and scale of dinosaurs. Learners listen to "Dinosaurs, Dinosaurs" by Byron Barton to understand some background information about dinosaurs.

In this activity, learners create a model using metric measuring tapes and atmosphere composition data.

In this activity, learners explore the relative sizes and distances of objects in the solar system.