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Grades 6-8

What-s-the-Big-Idea-About-Astronomy

Story

What's the Big Idea About Astronomy?

Huge distances, gigantic sizes, and long periods of time—astronomy is a BIG subject. We've brought learning about it down to size with this look at the big ideas you need to know. 

Charlotte-Hoover

Young Naturalist Awards Essay

Aquarium: An Ecosystem in Miniature

In a 29-gallon fish tank, this ninth-grader from Virginia created a tropical freshwater ecosystem—and then watched how fish that could never meet in nature interacted. A 2003 Young Naturalist Award-winning essay.

elspeth8

Young Naturalist Awards Essay

Aspen Island

2003 Young Naturalist Award-winning essay - "Some plants don't seem to notice the change in weather, but others, like the aspen, have a new outfit for each season," writes this 10th-grader from New Mexico in her winning Young Naturalist essay.

sarah8

Young Naturalist Awards Essay

Oscawana: A Dying Lake?

2003 Young Naturalist Award-winning essay - Oscawana has all the symptoms of a dying lake. Join this seventh-grader from New York as she hunts for the culprits—and examines what can be done to restore the lake.

Mint-Your-Own-Coin

Activity

Mint Your Own Coin

That change jangling in your pocket is more than money—it's a record of where and when you live. Find out why coins are valuable clues for archaeologists. Then, design your perfect coin. 

What-Do-You-Know-about-Astronomy

Interactive

What Do You Know about Astronomy?

How much do you really know about our place in space? Test your astronomy knowledge with this interactive quiz. Don't worry, there's no grading—just a helpful look at the answers when you're done! 

Crazy-Camouflage

Hands-on Activity

Crazy Camouflage

Unlike humans, some animals can instantly change the color or pattern of their skin. Take a hands-on look at how the masters of disguise known as flounders can don several different looks.

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