Grades 3-5

3-D Model of the Big Dipper

Curriculum Materials

3-D Model of the Big Dipper

In outer space, you might not recognize the Big Dipper. The stars that form this constellation exist in 3-D not 2-D—so the star pattern changes with your viewpoint. Take another look at the Big Dipper.

Understanding Geologic Time

Curriculum Materials

Understanding Geologic Time

How long have humans been on Earth compared to the length of time dinosaurs roamed the planet? Gain a new understanding of time by mapping out Earth's history.

Space Games

Curriculum Materials

Space Games

Here on Earth, we tend to take gravity for granted. Yet the astronauts aboard the Space Station need to learn how to do everything without it. Can you imagine shooting hoops in a "weightless" world?

Carbon Dioxide Removal

Activity

Carbon Dioxide Removal

Students in grades 3-8 can observe and learn about the carbon cycle in this experiment.

Environmental Alphabet

Activity

Environmental Alphabet

"Atmosphere," "biofuels," "carbon dioxide"—challenge students to spell out their climate change knowledge from A to Z.

Sea Ice and Climate in Antarctica

Article

Sea Ice and Climate in Antarctica

At the poles, it's possible to study sea ice that's 3,000 years old. Find out what scientists learn by cutting up ice cores and seeing the ice crystals' many different textures and colors.

Create a Polar Creature

Activity

Create a Polar Creature

Ice floes, katabatic winds, and subzero temperatures—welcome to life in Antarctica. What features would your ideal creature have to thrive in this extreme habitat?

Amazing Albedo

Activity

Amazing Albedo

There's a good reason why your summer attire is lighter and brighter than your winter wardrobe. This easy experiment illustrates the power of albedo in black and white.

What's the Angle?

Activity

What's the Angle?

Why is there such a dramatic temperature change between the equator and the South Pole? Explore all the angles of sunlight with a few thermometers and a heat lamp.

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