The Wonder of Science
The Wonder of Science: Ms Ps3 3: Thermal Energy Transfer Solution
Lessons to show thermal energy transfer. Students will "apply scientific principles to design, construct, and test a device that either minimizes or maximizes thermal energy transfer".
American Chemical Society
Middle School Chemistry: Heat, Temperature, and Conduction
Explore heat, temperature, and the conduction of thermal energy through different materials.
CK-12 Foundation
Ck 12: Heat Transfer
[Free Registration/Login may be required to access all resource tools.] Students explore the relationship between heat and energy transfer, and learn about the three ways that heat can be transferred between objects of different...
Science4Fun
Science4 Fun: Heat Transfer
What is heat transfer? Illustrated discussion of the three methods of heat transfer: conduction, convection, radiation.
Other
California Energy Commission: Solar Energy Science Projects [Pdf]
Four science projects in which students learn how solar energy works and how thermal energy is transferred and utlized in a solar air heater, a solar water heater, a solar hot dog cooker, and a solar cell.
Science Struck
Science Struck: Conduction, Convection, and Radiation
Explains the concept of heat transfer and describes conduction, convection, and radiation which are the three modes of heat transfer. Includes formulas, examples, and applications.
FT Exploring
Ft Exploring: The Second Law of Thermodynamics
Learn about one of the most misunderstood principles of physics, the second law of thermodynamics.