McREL International
Mc Rel: Whelmer #42 Learning Activity: Fire Sandwich
An easy to do activity if you have a Bunsen burner. The activity investigates combustion and heat conductivity. The activity is in lesson plan format that meets NSES standards.
Khan Academy
Khan Academy: What Is Thermal Conductivity?
Read this article to learn how to determine the rate at which heat conducts through a material.
Georgia State University
Georgia State University: Hyper Physics: Heat Conduction
Using understandable words and exceptional graphics, this page describes the transfer of energy by means of conduction. Contains several links to related topics.
University Corporation for Atmospheric Research
Ucar: Atmospheric Processes Conduction
This simple demonstration helps students understand the concept of conduction. Site includes background information, images, and lesson plans outlining the demonstration of conduction.
Georgia State University
Georgia State University: Hyper Physics: Thermal Conductivity
Lists thermal conductivity values for a variety of topics. The link "Heat conduction discussion" on this page displays an equation for calculating the rate of thermal conduction using these conductivity values.