Science Struck
Science Struck: Can Diamonds Be Melted or Dissolved?
While diamonds are extremely hard and strong, they are not indestructible. Learn how diamonds can be burned, melted, or dissolved.
The Association of the British Pharmaceutical Industry
Abpi: Solids, Liquids, and Gases
Students learn about solids, liquids, and gases in this interactive slide show. Animated cartoon characters explain concepts having to do with properties of matter. A self-checking quiz follows the lesson.
Other
Chem Cases: Nutra Sweet: Physical and Chemical Properties
An in-depth look at the physical and chemical properties of aspartame, or NutraSweet.
BBC
Bbc Schools: Ks2 Bitesize: Science: Materials: Changes in Materials
Help solve the mystery and find the missing crystal. Following the activity, read more about chemical and physical changes, and then take a quick quiz to check for understanding.
CK-12 Foundation
Ck 12: Chemistry: Physical Change
[Free Registration/Login may be required to access all resource tools.] Definition of physical change and examples, and how physical changes can be reversed.
PBS
Pbs Teachers: Rising Ice Experiment
Observe how ice and salt crystals interact by using salt to help adhere a string to the top of an ice cube in a glass of water, then lift the cube out of the water.