Space Awareness
The Sun Compass of the Vikings
Evidence shows the Vikings likely navigated by using a simple sundial to find their course. Videos, a short story, and discussion help bring this time period to life as they study European history with a hands-on experiment. Scholars...
NOAA
I Can't Breathe!
The Gulf of Mexico dead zone, an area of low oxygen that kills marine life, costs the United States $82 million every year. Young scientists research anoxic ocean environments then come up with a hypothesis for the cause of the Gulf of...
Curated OER
Be a "Fossil Detective" an Effective Tool in Earth Science Education
Learners examine the geological time scale: the Earth is ancient; time can be divided into periods based on its fossil content.
Curated OER
Extinction
Students peruse illustrations of living things and extinct life forms, which they compare and categorize as living or extinct.