Children’s / Teenage general interest: Science and technology

Its engine roars.

Hear the loud sirens.

It digs up dirt.

An airplane soars through the sky.

It hauls heavy cargo.

A baseball player slides on the ground to tag a base.

A ball drops to the ground.

You push a swing.

A rock sinks in the water.

Your mouth contains more bacteria than a dog's.

It's dangerous to talk on the phone during a thunderstorm.

Every month a cycle happens in the sky.

What does it mean to migrate?

Hibernation is a cycle that some animals go through every year.

From lakes, to clouds, to rain that falls back to Earth-discover how water changes through various processes to form the water cycle.

Day follows night.

Americans are sharply divided on the issue of Internet censorship.

In every age, science and technology have advanced human civilization.

In every age, science and technology have played an important role in advancing human civilization.

In every age, science and technology have played an important role in advancing human civilization.

Do you love mighty tugboats or sleek fighter jets?

Everyone dies .

Did you know that Yellowstone National Park has more geysers and hot springs than anywhere else on Earth?

Did you know that the Rocky Mountains range is more than 3,000 miles long?

Have you ever seen a tree as wide as a house?

Do you know where to find the world's largest freshwater lake?

Have you ever seen rocks that are more than two billion years old?

Do you know a place that's home to both manatees and panthers?

There is no gravity in space.

It takes seven years to digest swallowed gum.

This lively and informative book introduces beginning readers to the Sun, which is the center of our solar system and the system's largest object.

This lively and informative book introduces beginning readers to the planets, dwarf planets, asteroids, and comets that make up our solar system; the Sun as the center of the solar system; and more.

This lively and informative book introduces beginning readers to the Moon's orbit around Earth, phases of the Moon and eclipses, the Moon's effect on tides, and more.

This lively and informative book offers beginning readers a simple introduction to the Milky Way.

Have you ever seen a shooting star?

LIFE CYLCES describes and illustrates three different types of life-to-death-to-life again cycles that occur in nature.

The body repairs and renews itself again and again - in cycles.

In this humorous look at shapes, Brian P.

December is summer in Antarctica, and the warmer temperatures and constant daylight make it the best time for scientists to work.

Welcome to the Australian Outback!

Welcome to the arctic tundra!

Welcome to an African Savanna!

Welcome to a South American rain forest!

Welcome to the desert!

Welcome to a North American estuary!

This book describes Venus, the second planet from the Sun.

This book describes the planet Saturn, the sixth planet from the sun and the second largest planet in the solar system, after Jupiter.

A lively and informative look at the dwarf planet Pluto, from its discovery to the recent controversy over its status as a planet.

This book describes Neptune's most interesting features, its position in the solar system, its composition and atmospheric conditions, its moons, and how scientists have learned about it over time.

This book discusses Mercury's distinguishing characteristics, its position in the solar system its composition and atmospheric conditions, its moons, and how scientists have learned about Mercury over time.