Grades 9-12

Oscawana: A Dying Lake?

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.

Photographing Weddell Seals from Below the Ice

Article

Photographing Weddell Seals from Below the Ice

Weddell seals spend about 90% of their time submerged, making them a tricky animal to study. Before Davis developed a special camera, scientists could only speculate about the seals' lives below the ice.

Profile: Harold C. Urey

Online Resource, Article

Profile: Harold C. Urey

This Nobel Prize–winning chemist contributed to several scientific fields. His remarkable body of work spanned chemistry, geochemistry, lunar science, and astrochemistry.

First Day at Sea and Exploration Vessels

Article

First Day at Sea and Exploration Vessels

Set sail with a team of teachers and scientists studying deep sea vents off the coast of Washington State. Experience the first day of the exciting trip—the sights, sounds, and seasickness.

How Does Where You Live Shape How You Live?

Classroom Activity

How Does Where You Live Shape How You Live?

With access to products and information from around the world, our range of choices is seemingly endless. But how would life be different if you lived in a different time and an isolated place?

To Rot or Not to Rot

Classroom Activity

To Rot or Not to Rot

From hot deserts to frozen tundra to underwater caves, archaeological sites can be as diverse as our planet’s environments. See why some evidence from past cultures survives over time and some doesn’t.

Do Your Own Dig

Activity

Do Your Own Dig

With a few simple tools from around the house and garden, you can execute a sound archaeological dig. Level by stratigraphic level, learn how to find and analyze objects like a pro.

Just Add Water!

Hands-on Activity, Classroom Activity

Just Add Water!

Give your class a tour of the diverse landscape of your own undersea realm!

That's Heavy!

Hands-on Activity

That's Heavy!

This "heavy" experiment allows students to discover that salt water sinks in fresh water.

Water vs. Land

Hands-on Activity, Classroom Activity

Water vs. Land

Brainstorm with your students a list of things that are possible in water that are not possible on land, and vice versa.

Be an Ocean Biodiversity Detective!

Hands-on Activity, Classroom Activity

Be an Ocean Biodiversity Detective!

In this activity students will collect and closely observe specimens that have washed ashore to recognize different kinds of small ocean organisms.

Building a Cloud Chamber (Cosmic Ray Detector)

Curriculum Materials

Building a Cloud Chamber (Cosmic Ray Detector)

Wouldn't it be cool if you could create a rain cloud? Or call cosmic rays into view? Well, you can do both! All you need is an aquarium, a slide projector, dry ice, and a few other easy-to-get supplies.

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Science Bulletin

Reading the Rocks: The Search for Oil in ANWR

In 1980 an act of Congress set aside nearly 20 million acres of Alaska's North Slope tundra to create the Arctic National Wildlife Refuge (ANWR). Less than 100 miles from the refuge is Prudhoe Bay, North America's largest oil field. Spread across what was once part of the largest intact wilderness area in the United States, Prudhoe Bay and its neighboring oil fields account for approximately 25 percent of U.S. domestic oil production.

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