Davidson, Avelyn

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Dollars and sense

economics and science
Discusses the role that science plays in facts that affect the economy around the world like transportation, the oil industry, and in natural disasters like the bird flu, hurricanes and global warming.
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Our Super Star

"Ninety-three million miles from Earth is a gigantic, white star - the sun. Why is the sun so important to life on Earth? Read to find out how the sun's energy is used on Earth.".

Black Gold

"Learn about how oil is formed, and how people search and drill for this essential resource. Discover all about this black liquid that is as precious as gold.".

Weird Mammals

Learn what makes a mammal, a mammal. Facts about bats, anteaters, sloths, echidnas, a numbat, capybara, tarsier, mouse deer, babirusa, star-nosed mole, and the narwhal!.

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