Rebecca L Johnson
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Ninja were skilled warriors in medieval Japan. And now you can find ninja in comics, movies, and TV shows. But what about in nature? Real animals aren't anything like ninja . . . are they? A stealthy lizard that can climb walls and hang upside down by its toes? Yes! A sea creature that defends itself with weapons that look a whole lot like throwing stars? Definitely! An insect that blends in so well with its enemies that they never even know it's...
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Audisee® eBooks with Audio combine professional narration and text highlighting to engage reluctant readers! The muscular system is made up of three different kinds of muscles: skeletal muscles, smooth muscle, and heart muscle. But what does each kind of muscle do? And where in the body are they located? Explore the muscular system in this engaging and informative book.
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Audisee® eBooks with Audio combine professional narration and text highlighting to engage reluctant readers! The digestive system is made up of the tongue, the esophagus, the stomach, the intestines, and other parts. But what does the digestive system do? And how do its parts work together to keep your body healthy? Explore the digestive system in this engaging and informative book.
14) Genetics
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Presents an introduction to genetics, in simple text with illustrations, providing an overview of its basic principles, from Gregor Mendel's expermiments with pea plants, to the scientific pioneers of the twenteith century.
18) Atomic Structure
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What is matter made of? Scientists have been trying to answer this question for thousands of years. The concept of the atom-the tiniest fragment of a substance that still retains the characteristics of that substance-goes back to the Greek philosopher Leucippus, who lived in about 450 b.c. In the mid-1600s, Robert Boyle provided experimental evidence that atoms did, indeed, exist. And in 1897, British physicist Joseph John Thomson discovered the first...
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After the 1986 Chernobyl nuclear explosion in Ukraine, scientists believed radiation had created a vast and barren wasteland in which life could never resurface. But the Dead Zone, as the contaminated area is known, doesn't look dead at all. In fact, wildlife seems to be thriving there. The Zone is home to beetles, swallows, catfish, mice, voles, otters, beavers, wild boar, foxes, lynx, deer, moose-even brown bears and wolves. Yet the animals in the...
20) Plate Tectonics
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For hundreds of years, people found the fossils of ancient sea creatures at the tops of tall mountains. Scientists puzzled over this problem. A fish couldn't have swum up a mountain. And how could rocks on a mountain move up from the bottom of a sea? Geologists finally found the answers they needed in the 1960s, when they developed the theory of plate tectonics. This theory revolutionized our understanding of the earth. Plate tectonics explains how...