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› Find signed collectible books: 'Air Is All Around You'
Air is everywhere. Your bedroom alone holds about seventy-five pounds of it! But since you can't see, smell, or feel air, how do you know it's there? There are some cool experiments you can do to prove it for yourself. Read and find out!
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› Find signed collectible books: 'The Beginning of Our Earth'
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› Find signed collectible books: 'The Big Dipper'

› Find signed collectible books: 'The Big Dipper'
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› Find signed collectible books: 'Columbia and Beyond: The Story of the Space Shuttle'
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› Find signed collectible books: 'Day Light, Night Light: Where Light Comes from'
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› Find signed collectible books: 'Eclipse: Darkness in Daytime'
Explains in simple terms what happens during a solar eclipse. [via]
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› Find signed collectible books: 'Flash, Crash, Rumble, and Roll'

› Find signed collectible books: 'Flash, Crash, Rumble, and Roll'
› Find signed collectible books: 'Gravity Is a Mystery'
What goes up must come down.
Everybody knows that. But what is it that pulls everything from rocks to rockets toward the center of the earth? It's gravity. Nobody can say exactly what it is, but gravity is there, pulling on everything, all the time. With the help of an adventurous scientist and his fun-loving dog, you can read and find out about this mysterious force.
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› Find signed collectible books: 'Gravity Is a Mystery: Stage 2'
What goes up must come down.
Everybody knows that. But what is it that pulls everything from rocks to rockets toward the center of the earth? It's gravity. Nobody can say exactly what it is, but gravity is there, pulling on everything, all the time. With the help of an adventurous scientist and his fun-loving dog, you can read and find out about this mysterious force.
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› Find signed collectible books: 'Is There Life in Outer Space'
Discusses some of the ideas and misconceptions about life in outer space and speculates on the existence of such life in light of recent space explorations. [via]
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› Find signed collectible books: 'Is There Life in Outer Space'
A lighthearted yet serious introduction to the concept of life on other planets, "Is There Life in Outer Space?" stretches the imagination by asking questions about life off Earth and then attempts to answer them. [via]
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› Find signed collectible books: 'Is There Life in Outer Space?'
Are there furry creatures on the moon? Or Martians who ride spaceships to Earth? Today we know Martians don't exist, but we also know that plants and animals may live far beyond our solar system. Franklyn M. Branley's fascinating text and Edward Miller's zany illustrations tap into kids' curiosity to give a dazzling tour of life out among the stars. Updated with new photos of Mars and a "Find Out More" page full of hands-on activities. [via]
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› Find signed collectible books: 'Jupiter'
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› Find signed collectible books: 'Mission to Mars'

› Find signed collectible books: 'Mission to Mars'
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› Find signed collectible books: 'The Planets in Our Solar System'
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› Find signed collectible books: 'The Planets in Our Solar System: Stage 2'
Where is it partly cloudy and 860°F?
Venus. Read about the eight planets in our solar system and Earth's special place in it. This book also includes instructions for making your own solar system mobile, and on the new "Find Out More" page learn how to track the moon and visit the best plant web sites.
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› Find signed collectible books: 'Rockets and Satellites'
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› Find signed collectible books: 'Snow Is Falling'
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› Find signed collectible books: 'Snow Is Falling'
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› Find signed collectible books: 'Space Colony Frontier of the 21st Century'
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› Find signed collectible books: 'The Sun, Our Nearest Star'
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› Find signed collectible books: 'Sunshine Makes the Seasons'
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› Find signed collectible books: 'What Makes Day and Night'
Accompanied by NASA photographs and Dorross colorful, lively drawings, the text explains the Earths rotation in clear and simple terms. An experiment using a lamp as the sun further clarifies the principles introduced. BL.
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› Find signed collectible books: 'What the Moon Is Like'
What is it like?
For thousands of years people looked up at the moon and wondered about it. Now we know what the moon is like. There is no air on the moon and nothing grows, but there are towering mountains and deep craters--and much more!
Colder than the desert, the hotter than the desert, the moon is an amazing place to explore. [via]
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› Find signed collectible books: 'What the Moon Is Like'
NASA photos and information gathered by the Apollo space missions are incorporated here along with a description of how the moon's composition, terrain, and atmosphere differ from Earth's. Colorful illustrations capture these differences, identify the Apollo landing sites, and depict the operation of a future moon colony. [via]
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