REFERENCE
Description of global warming's effect on the climate.
Describes how emissions contribute to global warming.
Describes the uncertainties surrounding global warming with respect to climate.
Projection of the temperature change that may occur due to global warming.
An article listing the dates and places of eclipses occurring between 2005 and 2015.
EDITOR'S COLLECTIONS
Find fun arts & crafts projects that incorporate recycled materials. This gallery is full of great ideas that reuse old…
WORKSHEETS
Geology transparencies and visuals in this slideshow include printable illustrations and diagrams of rock formations and…
Seasons are caused by the 23.4-degree tilt of Earth's axis, which alternately turns the North and South Poles toward the…
Distribute a chart that lists the lowest recorded temperatures in various parts of the world.
Distribute a chart that lists the greatest recorded snowfalls in North America.
Distribute an article that explains where snow comes from and discusses different types of snow crystals.
Test your students' knowledge of weather-related vocabulary with this word list.
LESSON PLANS
Become an instant expert on water. Find motivational mini-lessons and the reference material you need to reinforce key…
Come on an incredible visual journey from the molten core through a magma chamber to fiery rivers of lava. Witness a…
Here is a dramatic and compelling guide to nature's most dangerous and destructive forces. Stunning full-color…
From the destructive power of hurricanes to the delicate beauty of snowflakes, experience the wonderful world of weather…
Discover the watery world covering most of the Earth—and the amazing wildlife in its depths. Read the full book…
Included are worksheets and activities that teach students how to read maps, understand different types of soil, perform…
Read about recent discoveries concerning dinosaurs.
Read all about Tyrannosaurus Sue, a 65 million-year-old dinosaur.
Read about theories on the evolution of birds.
Read about the re-creation of the sound that a Parasaurolophus dinosaur made.
What time periods did dinosaurs live in? Find the answers here.
Explore an activity that explains how clouds form.
