Antarctica's water is so clear that organisms have problems finding food. "It's like parents having to tell their young, 'We're not going to be able to feed you until Christmas, so hold your breath,'" says Donal Manahan.

This 10th-grader from New York reflects on how the colliding of continental plates and the force of glaciers helped shape the "mysterious and majestic" Palisades.

Are the tomatoes, cheese, and carrots on your table genetically engineered? And if so, why should you care? Wander the aisles of this engaging exhibit, imagined by a 10th-grader from Rhode Island.

Cloning was once considered scientifically impossible. And then came Dolly, the sheep that made headlines around the world. Tour the science of cloning with this 11th-grader from New Jersey.

This seventh-grader from Mississippi asked, when it comes to planting a garden, isn't dirt just dirt? Find out what she learned by digging into the study of decomposition and making compost.

For most animals that forage in the southwestern U.S., Indian ricegrass is their number one food choice. This 12th-grader from Arizona asks, what's the best way to monitor it and prevent overgrazing?

Granite rocks that resemble elephant heads, sapphires that range from the common blue-green to shapes of pink and yellow ... examine the rocks of Helena, Montana, with this ninth-grader.

With two "seed leaves" to store food, soybean seedlings have great built-in growth resources. Learn more about these seedlings’ other components with this illustrated guide.