Everyone loves playing with magnets and iron filings. Here, young scientists first observe and then participate in an activity demonstrating magnetic fields. After completing their observations, they apply this knowledge...

In this solar winds activity, students determine the strength of magnetic storms in terms of the size of the change they make in the Earth's magnetic field. This instructional activity has 3 problems to solve.

Students, after analyzing the history of a concentrator, model how a Genesis spacecraft concentrator works by playing a game. In groups of three or four, after being given materials to work with, are challenged to roll the rubber balls...

NOVA provides a report on comet Hale-Bopp and comet Hyakutake. Content includes discovery and observational information.

This site provides insight into research, both past and present, regarding solar wind. Content includes a focus on what solar wind is and its cause.

This site is a description of the earth's magnetic field, including a section on the "Dynamo effect," a proposed explanation for the origin of the earth's magnetic field.