Make Your Own Freshwater

Make Your Own Freshwater

The water cycle takes salt water from the ocean and turns it into freshwater. When the salt water evaporates, it leaves the salt in the ocean. When the water vapor cools and turns into rain, it falls as freshwater! This is how rain fills lakes and rivers with freshwater. In this activity, you can explore how the water cycle turns salt water into fresh!
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Make Your Own Shake Table

Make Your Own Shake Table

From Natural Disasters

Architects and engineers who design buildings in areas prone to earthquakes try to create structures that will be stable if an earthquake hits. a shake table is used to shake a model and see what happens. It makes the same motion as an earthquake. You can see what it’s like when you build your own shake table and then try to create structures that can withstand the force of moving earth beneath them.

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What If?

What If?

From The Space Race

The Space race ended with a walk on the moon. What might have happened if the Soviet Union had won the race? What might have happened if the U.S. space program had continued? Do some brainstorming and come up with some ideas!

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Can You Spot Mercury?

Can You Spot Mercury?

From Planetary Science

Although it's one of the brightest objects in the sky, seeing the closest planet to the sun isn't easy. As seen from Earth, it never strays far from the sun's blinding glare. Many famous astronomers are rumored to have never seen the elusive planet.

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Be a Sky Watcher

Be a Sky Watcher

From Explore Comets and Asteroids!

It is not possible for you to observe a comet each night, but you can observe the moon and the stars. In this activity, you are going to observe the stars during the period of a week using only your eyes. Write down your observations and draw pictures in your science journal.

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