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Neptune

Ring, Susan
Neptune
Neptune gets its color from the methane gas in its atmosphere. This planet's six dark rings were not discovered until 1989. Learn more in Neptune: Big Blue Planet, one of the titles in The Solar System series.

CHF 40.90

Earth

Ring, Susan
Earth
Earth's abundant water makes the planet look blue from space. The pull of the Moon's gravity is responsible for high and low tides on Earth. Learn more in Earth: The Blue Planet, one of the titles in The Solar System series.

CHF 40.90

Earthquakes

Nault, Jennifer
Earthquakes
The Richter scale is used to measure the strength, or magnitude, of an earthquake. About 500, 000 earthquakes occur every year. Learn more in Earthquakes, one of the titles in the Geology series.

CHF 40.90

Properties of Matter

Carr, Aaron
Properties of Matter
Everything people can see and touch around them is an example of matter. Matter exists in different states depending on temperature. Learn more in Properties of Matter.

CHF 40.90

The Rock Cycle

Ostopowich, Melanie
The Rock Cycle
The rock cycle is an ongoing process that recycles rocks from one type into another. There are three main categories of rock. Learn more in The Rock Cycle, one of the titles in the Geology series.

CHF 40.90

The World Cup

Whitfield, David
The World Cup
Since 1930, there have been 19 World Cup competitions. More than 3.2 billion people watched the 2014 World Cup online or on television. Learn more in The World Cup, one of the titles in the Championship Games series.

CHF 34.90

Metamorphosis

Zayarny, Jack
Metamorphosis
As a tadpole changes into a frog, its tail is absorbed into its body. A caterpillar can eat up to 27, 000 times its weight in food before becoming a butterfly. Learn more in Metamorphosis.

CHF 34.90

Camouflage

Zayarny, Jack
Camouflage
The most common type of camouflage is background matching. The coat of an arctic fox changes over the year to match its surroundings. Learn more in Camouflage.

CHF 34.90

China

Goldsworthy, Steve
China
China is the most populated country in the world. Its capital city, Beijing, is home to more than 20 million people.

CHF 40.90

Tundras

Banting, Erinn
Tundras
Most of the water in the tundras is frozen, leaving little water in which fish can live. The Alaskan blackfish has adapted to survive on the tundra by breathing oxygen from both water and air. This allows it to survive in very little water. Learn more in Tundras.

CHF 34.90