Math and science come together in this cross-curricular astronomy lesson plan on planetary motion. Starting off with a hands-on activity that engages the class in exploring the geometry of circles and ellipses, this lesson...

How in the world can something as big as the solar system possibly fit in your pocket? Complete this simple modeling activity and find out, as young scientists gain an appreciation for the incredible scale of outer space.

Trying to understand the vastness of outer space can be quite a challenge for young scientists. Help put things in perspective with this cross-curricular activity as students work in pairs creating scaled models of...

A slide for each of the planets (including recently downgraded Pluto), the sun, our moon, four of Jupiter's moons, and the rings of Saturn make up this visually appealing PowerPoint. A few facts for each body in the solar system...

In this Neptune worksheet, 4th graders learn facts about the planet Neptune and read a short paragraph about the planet. Students enhance their understanding of planets.

Prepared by NASA, this site provides a detailed look at the planet Neptune. The menu tabs are divided into overview, moons, rings, photo gallery, and facts and figures. Just click to access specific information on any of these topics.

This site gives you opportunities to practice putting the planets in the correct order from the sun. Press "Click here to begin" to get started.