PBS
Pbs Learning Media: The Structure of Metal
In this interactive activity from the NOVA Web site, animations explain different aspects of the properties of metal.
BBC
Bbc Schools: Ks2 Bitesize: Science: Materials: Heat
A short, illustrated tutorial about how heat energy moves. After reading the material, take a quick quiz to check for understanding.
The Wonder of Science
The Wonder of Science: Ms Ps3 3: Thermal Energy Transfer Solution
Lessons to show thermal energy transfer. Learners will "apply scientific principles to design, construct, and test a device that either minimizes or maximizes thermal energy transfer".