Grades 3-5

Beautiful Breeds

Beautiful Breeds

Did you know that there are more than 200 breeds of horses living today? Explore amazing facts about horse breeds. Find out about their colors, body types, the different jobs they do, and where in the world they come from.

Meteorology in the Poles

Article

Meteorology in the Poles

It takes only about a month for any change in Antarctica's weather to be felt in North America—pretty remarkable when you consider that Antarctica is 12,874 kilometers (8,000 miles) away.

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Antarctic Weather Reports

The weather station names paint quite a picture of Antarctica—Penguin Point, Ski-Hi, and Windless Bight. Which one would you guess had the lowest temperature? And what month was it recorded in?

Beyond T. rex

Beyond T. rex

Only a small fraction of the 400-plus known species of extinct dinosaurs have appeared on TV and movie screens. Meet some of the more unusual members of T. rex and Velociraptor's family tree.

What Do You Know about Paleontology?

What Do You Know about Paleontology?

How much do you know about the Age of Dinosaurs? Brush the dust and other sediment off your brain, and test your paleontology knowledge with this interactive quiz.

Bees in the Ecosystem

Young Naturalist Awards Essay

Bees in the Ecosystem

This 13-year-old from Ohio didn't have a great opinion of bees after one caused her to lose a ball game. That changed, though, when she realized how important bees are to the planet.

Going Going Gone

Going Going Gone

Today, species are becoming extinct—disappearing from our planet—at a faster rate than ever before. What's behind this increase, and what can be done to slow or stop it? 

Around the World with DNA

Around the World with DNA

Travel around the world with museum scientists. First stop Madagascar, where you'll meet a species of whales with fingerprint-like tails and primates that use their teeth to groom each other.

All About Cloning

All About Cloning

After singing a song about a cloned sheep to the tune of "Mary Had a Little Lamb," kids investigate the how and why of cloning. This Web page helps kids understand cloning and explains some of the ethical issues involved.

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