The Earth introduces readers to key moments in the planet's life, from its formation over four billion years ago to the present, including the Earth's position in the solar system, its layers, and when plants and animals began to inhabit the planet.

Loads of quirky, cool, and astonishing facts about Planet Earth, including volcanoes, oceans, caves, and plants. Did you know that rats are ticklish? Or that one-fourth of the bones in your body are in your feet? Or that President Thomas Jefferson introduced French fries to the United States? From creepy crawlies to ancient inventions, pumpkin-boat racing to the smallest bone in your body, our Weird-but-True Facts series offers all kinds of weird...

"Our moon is magnificent. Sometimes, it appears in the night sky as a massive glowing disk. Other nights, it can't be seen at all. Without the moon, our world would be a different place"--

Explores the planet Earth and looks at its physical characteristics, history, and what the future might hold.

'With a focus on STEM and late-breaking information, this book shows how scientists have made discoveries about Earth throughout history and how they will continue to do so in the future."--

"With all its variety, expanse and wonder, discover how much there is to love about Our Blue Planet. Our oceans are home to the greatest diversity of life on Earth and cover 71 percent of the planet. With so much to discover, this book introduces creatures beyond imagination." --

The polished gems set in necklaces, rings, and earrings are often beautiful and valuable. They're also minerals.