Earth Science Systems

The only planet to support life, Earth has a lot going for it. Think you know everything there is to know about our home planet? Think again. Discover more about the blue planet we call home.

An excellent, well-explained, beautifully illustrated compilation in a set of ten audiobooks that provide answers to interesting questions posed by curious children regarding the 'hows' of a wide range of diverse subjects related to the world around them. The simplicity of language adds to the appeal of each audiobook of the set.

Soil covers most of the land on Earth. It feeds plants and is home to many animals. Discover why soil is an important part of nature!

Plants and animals from millions of years ago left behind fossils. Fossils can teach people about the past. They are also used for fuel. Discover why fossils are an important part of nature!

The Alcazar station has been attacked! Project Ibex, under the command of former teammate Irene has begun cutting a bloody path throughout the galaxy, delivering a single message. Humanity has arrived! From Tachyon to Boron and beyond Hrafn squad will pursue the Veles across the galaxy. Alliances will be forged; enemies will be made and the thin red line between hero and villain will be towed in the name of peace.

Since its 2009 launch, the Kepler satellite has discovered more than 2,000 exoplanets, or planets outside our solar system. More exoplanets are being discovered all the time, remarkable in their variety. Astronomer Michael Summers and physicist James Trefil explore these remarkable recent discoveries: planets revolving around pulsars, planets made of diamond, planets that are mostly water, and numerous rogue planets wandering through the emptiness of space.

Everything is going according to plan. Ivan Susanin has successfully installed a beacon in the undead territory and returned home. The situation changes when the next mission to the city of goblins is delayed, while his home planet becomes the battleground. Monsters invade Earth, and Ivan must become one of the leaders and unite the players under his banner, albeit within the borders of his own country. If circumstances demand that he discloses his identity and cooperates with the authorities, so be it! Modern weapons and equipment, instructors, financing, and protection by law....

Learn all about our solar system through a fantastic adventure in this audiobook.