Our World in Numbers: Planet Earth

Ages 9 to 12, Grades 4 to 7

Become an expert on planet Earth through fun facts and figures!

From microscopic minerals to majestic mountains and everything in between, boost your knowledge about our amazing planet with more than 1,000 mind-blowing numbers.

Stunning artworks, photographs, and fun graphics immerse you in the wonders of our world. Learn all about rocks, rivers, oceans, plants, forests, and more. Every page is packed with jaw-dropping numerical facts and stats that will have you memorizing them in no time. You'll get the figures behind rising sea levels, the gradual growth of mountains, wild weather, and much more. Did you know that 2,000 new plant species are discovered every year? Or that the charge carried by a bolt of lightning is hotter than the surface of the Sun, at 30,000°C (54,000°F)? As you number-crunch your way around the world, you'll discover a range of amazing facts – from corals and crystals to the immensity of oceans, rivers, volcanoes, and forests.

This fantastic book is a treasure trove of data, filled with everything you've ever wanted to know about our planet!

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