American Geosciences Institute
American Geosciences Institute: Earth Science Week: Mineral Identification
At this site you can identify minerals by observing and testing the physical properties of each mineral. A mineral worksheet and mineral background sheet are included in this site.
Utah Education Network
Uen: Recognizing Chemical Reactions
Learners will add 4 chemicals to a beaker and observe the changes that take place. They will classify them as physical or chemical changes.