Can you estimate the power of the sun using only two common household items? Find out how to make a photometer with a piece of white paper and a drop of oil.
Solar System Exploration This stunning site on the solar system gives a great overview of the planets and our sun. Learn about each object's size, vital statistics, and moons. Then go on for a more in-depth look at these objects in the column on the left. This site features unsurpassed authority, design,
3D Solar and Lunar Eclipses A great interactive activity for all ages to learn about both lunar and solar eclipses. It provides "views" from the perspecive of outer space, the Earth, the moon, and even the sun so that you can see what takes place in an eclipse from every angle. ForgeFX