Grades 6-8
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.
Activity
That's Heavy!
This "heavy" experiment allows students to discover that salt water sinks in fresh water.
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.
Article
Arsenic and Zinc Distributions in Streams Near Park City, Utah
How safe is the drinking water in your town? This 10th-grader from Utah decided to test water samples to find out the answer for himself. Then, he devised a creative way to improve surface water.
Article
Oscawana: A Dying Lake?
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.
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.
Article
What's the Big Idea About Genetics?
Did you know that you have more than 30,000 genes? Or that DNA carries all the information a cell needs to make you uniquely you? Take a look at the science of where it ALL begins.
Activity
What Do You Know About Genetics?
How much do you know about what makes you you? Test your genetics knowledge with this interactive quiz. Then, take a nurturing look at the answers when you're done.
Activity
Make Your Own Astronomy Stationery
Looking for an easy way to add some star power to your letters and notes? These ready-to-print letterheads are astronomical in every way but their cost!
Activity
Make Your Own Genetics Stationery
Your DNA carries your unique imprint. Shouldn't your stationery? Add your name and address—and anything else you want to say—to these colorful letterheads.