Preparing for an assessment? Here's an activity that will ensure that all class members have the background knowledge they need to demonstrate their skills on a performance task related to the solar system and the tools astronomers use...

How much do you really know about our planet? Middle schoolers build up their prior knowledge about Earth, its placement in the solar system, its composition, and important geological vocabulary with an introductory earth science lesson.

Practice Space Math! Math is the cornerstone of space travel. Familiarize yourself with all the ways math can help you study the solar system. Practice math problems in areas such as speed of light, the distance of planets to the sun,...