What turns a pond into an acid, waterlogged peat bog? Poor drainage and thousands of years, for starters. Go bog trotting with this eighth-grader from New Hampshire to learn more about the process.

Chances are you've heard the saying "There's no such thing as a free lunch." But did you know that it's one of fundamental laws of ecology? Explore all four with this tenth-grader from Wisconsin.

Before a bald eagle can soar majestically through the sky, it must learn how to fly. Get a firsthand look at several eaglets' first flights with this 12th-grader from Alaska.

How is cordgrass able to survive the high salinity of a marsh when other plants can't? An amazing adaptation that lets it secrete excess salt, as this ninth-grader from Virginia discovered.

Along with students from her Pennsylvania high school and a high school in Scotland, this 11th-grader spent three weeks doing fieldwork in the Bighorn Mountains of Wyoming. See her "Bio Group" findings.

This eighth-grader from New Mexico studied the nest-building practices of barn swallows. Along with discovering the Anasazi-pueblo-like construction of their nests, she saw some quirky musical behavior.

Six years ago, the bear-like appearance of these microscopic organisms hooked this 12th-grader from Iowa. Learn how her interest then took her to Greenland with a team of prestigious scientists.

Wade through the tide pools of Doheny State Beach with this seventh-grader from California, and discover the many animals that thrive in this ever-changing world of sand and surf.

This young naturalist started by investigating whether an abandoned Superfund site near his home was contaminating a local creek. See where his research took him and what he learned about plants' ability to remove pollutants.

Curiosity about why mocking birds had chosen to build their nests in a suburban area close to residential construction set this young naturalist on his research path.