Top: Kids and Teens: School Time: Science: Astronomy and Space: Solar System: Activities and Games (4)
http://www.simiax.com//Kids_and_Teens/School_Time/Science/Astronomy_and_Space/Solar_System/Activities_and_Games/index.htm

Discover the Solar System - Provides interactive quizzes on basic facts of the solar system. Features three different levels of difficulty.

Kids Adventures in Space - Offers a solar system puzzle game and some facts about the Sun, Moon, and some rare comets.

The Outer Planets - An interactive exercise demonstrating the planets formed at regular distance intervals from the sun. Arrange the planets according to their relative distance.

The Inner Planets - An interactive exercise demonstrating the planets Mercury, Venus, Earth and Mars formed at regular distance intervals from the Sun. It offers the possibility to the planets according to their relative distance.