From the "Journey to Planet Earth" series, PBS takes a look at the world's exploding urban population. Includes video clips and educational resources.

The innovative resource examines images of the Sun, Moon, Pluto, and all eight planets in the Solar System. Learners calculate the diameter of each object and rank the objects in order of size. The activity has an interactive online...

In this simple lesson, students grow yeast to learn how the climates on each of the nine planets would affect life.

This activity explores the relative size of the eight planets that circle around the Sun.

This impressive compilation of ideas is a great source for space science. Loaded with extra links for further information on the solar system.

Article reports on the recent discovery that many suns in the universe host "Earth-like" planets. Includes a vocabularly list.

This is a student led activity in which students have to accomplish the task of choosing the most entertaining way to relay written expository information. Art/self expression along with technology are utilized to develop a classroom...

Constellation of articles, images, diagrams, posters, videos, and more on the subject of the search for planets, particularly Earth-like planets, outside our solar system.

Kids learn about astronomy, the study of outer space including the stars, planets, comets, black holes, and the Solar System. History and astronomers in this astronomy for teachers and kids section.

Discusses the serious impact greenhouse gases are having on the pH balance of the oceans. It looks at the sea butterfly, which has more difficulty forming a shell as ocean acidification increases, as well as the damage acidification does...

Burning fossil fuels is causing the planet to heat up, causing weather patterns to change, sea levels to rise and diseases to spread. Scientists are concerned with the rising temps of Earth.

This image, titled "Is There Anybody Home?" features six fuzzy pictures depicting six stars associated with known planets. The text under the image details various specifics about the picture and the planetary system associated with the...

Figure out your age and your weight on all the planets in the solar system using the formulas given here. Then type them into the correct place, and let the computer check to see if you are correct.

A variety of hands-on activities, investigations, and explorations designed to engage learners in discovering planet Jupiter.

Create the parameters of your own ecosystem by choosing which producers and consumers live there. Visualize how the food web operates and species populations change. This simulator mimics the food web within a typical ecosystem and gives...

Probably one of the coolest things to imagine is life on another planet! What would it look like? What could it possibly be? Scientists have discovered a planet much like Earth. "I would say that the chances for life on this planet are...

An article about the Planetary Science Institutes's advanced computer software, which it uses to model the way the solar system may have formed. Includes some insights into the results already obtained.

Read about our solar system and its formation over 4.6 billion years ago. Find out about the planets, asteroids, meteors, satellites, and comets. More in-depth planet background can be accessed through links.

A gallery of astronomy images which depict galaxies, comets, the moon, planets, nebulae, supernovae as seen in various regions of the electromagnetic spectrum. Each image in the gallery is described. Fascinating!

Second graders should be able to recognize what makes one number greater or smaller than another, using place value understanding which is crucial to Common Core mastery. This lesson combines math and science by having students order...

Discusses the information from the NASA spacecraft Messenger as it orbits Mercury and transmits photographs of the planet's surface to Earth.

Features a collection of hands-on activities, investigations, and explorations designed to engage students in learning about ice, both in the solar system and on planet Earth.

From ABC News in Science, Marilyn Head's article centers on research behind the discovery of the planet in the Milky Way which most closely resembles the planet Earth.

From ABC News in Science, Julie Steenhuysen's article on Jupiter's moons center on topics relating to the moon's role in diverting objects away from the planet and into the distant rings.