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Geometry: The Next Dimension: Surfaces and Solids

The Next Dimension: Surfaces and SolidsGeometryThe Next Dimension: Surfaces and SolidsPrismsPyramidsCylinders and ConesPolyhedraSpheresPlatonic Solids Although you might be able to name a few two-…

Celebrity Baby Names

The interesting, odd, and downright crazy names celebrities give their children compiled by Erin Teare Martin Visit the Interactive Baby Name Finder for more popular baby names…

Elephant Lifespan

The Question: How old do elephants actually get? The Answer: Elephants usually live 60 to 70 years. See our encyclopedia entry on elephants…

Emmett Chappelle Biography

inventorBorn: 1925 Through his discovery that a specific combination of chemicals caused living organisms to emit light, Chappelle facilitated important findings…

Maurice Hilleman Biography

inventorBorn: 1919Died: 2005 While at Merck, Hilleman pioneered the development of many of the vaccines commonly used today such as MMR, used to combat measles,…

DK People & Places: Northern South America

WHAT IS LATIN AMERICA? HOW DO PEOPLE MAKE A LIVING IN THE ANDES? HAVE NATURAL RESOURCES HELPED NORTHERN SOUTH AMERICA? ARE ECUADOR’S MANGROVE SWAMPS IN DANGER? WHAT IS HAPPENING TO SOUTH AMERICA’S…

Requirements to be President

  Just who can run for president? 2016 Presidential Candidate Ted Cruz Photo Credit: Gage Skidmore Related Links U.S. Elections How a President Is Nominated…

DK Science: Water

ABUNDANCE OF WATERDRINKING WATERHYDROGEN BONDFIND OUT MOREThe simple combination of two hydrogen atoms and one oxygen atom creates a water molecule (H2O). Water is the most common compound on…

Follow in Their Footsteps

You can be anything you want to be. Here are only a handful of the careers that women have succeeded in.Architects Norma Sklarek was the first African American woman to earn a fellowship from the…

Fantastic Animal Facts

The anole (Anolis Carolinesis), or American chameleon, is a small lizard found in the southeastern United States. Not a true chameleon, the anole is a member of the iguana family and is noted for…