eSchool Today
E School Today: What Is Matter
Learn about matter, its three states, changes of state, how matter behaves, and physical and chemical changes in matter.
Chem4kids
Chem4 Kids: Chemical vs. Physical Changes
Identify chemical and physical changes and the differences between the two.
Other
English Montreal School: Chemical vs. Physical Changes: Elements vs. Compounds
A laboratory experiment where students classify matter into a homogenous mixture, heterogeneous mixture, solution, or pure substance. Also students will test for physical and chemical changes.
PBS
Pbs: Nova: Absolute Zero: States of Matter
This interactive allows you to explore the effect that temperature and pressure have on the changes in the states of matter. You can test these variables on carbon dioxide, hydrogen and water.
American Chemical Society
Middle School Chemistry: Changing State: Freezing
Students investigate how low temperature causes water vapor to condense into a liquid and then freeze to form a solid.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: States of Matter
A comprehensive lesson plan site that contains a number of activities to aid in teaching about the states and properties of matter and the difference between a physical and chemical change.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Somethin' Sweet
This site provides a lesson plan using candy making to demonstrate physical and chemical changes in matter. Includes directions to make caramel and rock candy.
NC State University
The Science House: Chromatography of Foods [Pdf]
Students will practice the technique of chromatography by separating a mixture of FD&C dyes. Questions related to the experiment along with the answers are available for use by the teacher.