Did you just hear thunder? Nope, you heard the sound of another kind of storm—a brainstorm! A handout teaches writers about different kinds of brainstorming and provides options for them to try when beginning to write their own papers....

Energy! What do you know about it? Use this terrific site to find out everything about it through a series of Q&As. Educators will find useful lesson plans at the related Teacher's site.

The history of energy being transformed from matter is provided at this site. The information starts at Einstein's formula, then discussions fusion, future energy sources, fission, and nuclear reactors.

This site provides links to many good sites covering the complex concept of photosynthesis.

Power, loudness, and decibel levels of sound waves are described and explained. The relative power output of various musical instruments is given.

A suite of lessons focusing on finding the fossil evidence for lithospheric plate tectonics. Inquiry-based exploration of plate tectonics evidence includes fossil distribution, earthquakes, and volcanoes.