Museum of Science
Museum of Science and Industry Chicago: Online Science: Drop Eggs Into Cups
Step-by-step illustrated instructions showing how to drop four eggs into four cups without touching them. Demonstrates the concept of inertia according to Newton's first law of motion.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Lab Activity: Tops
The Illinois Institute of Technology provides a lab activity on precession and spinning tops. Designed for primary grades, but easily adapted for any level. Includes directions and assessment ideas.
Physics Central
Physics Central: Physics in the Bathroom: Ripping Neatly
A great science experiment to demonstrate Newton's First Law of Motion, inertia. There is a step-by-step guide on how to conduct this experiment and links to other sites about inertia.