Young scholars use the Internet and e-mail to research the Mayan culture. They participate in "Mayaquest" and create a multimedia presentation and a visual product of what they find in their research.

Eighth graders draw the paths of the planets in the solar system. In this astronomy lesson, 8th graders calculate speed of objects using distance and time information. They research about the work of scientists in the 16th and 17th century.

Imagine recycling food scraps and using them to make paper. The directions are all here in a seven-page packet that details several paper-making strategies.

Four fabulous activities immerse amateur astronomers into measuring objects that we cannot handle. The experiences are applied to NASA's Space Interferometry Mission, which will take measurements of planets around stars other than our...