How does an airplane stay aloft when upside down? This media-rich essay from the NOVA Web site offers an explanation based on Newton's third law of motion.

A comprehensive tutorial that depicts the parts of a subsystem within a system. This tutorial dissects a rocket and explains how each part is integral to its actual functioning. Excellent links to otherresources dealing with aerodynamics.

This site from the Illinois Institute of Technology provides a student lab activity in which the flight of a paper airplane is investigated and studied. Designed for primary grades, but easily adaptable for junior high learners.

Use this site to learn about basic gas properties including motion, viscosity, and compressibility. Includes links to activities for all ages.