CK-12 Foundation
Ck 12: Temperature
[Free Registration/Login may be required to access all resource tools.] In this interactive tutorial students will learn the physics definition of temperature, how temperature is measured and how to convert the units of temperature...
Other
Worksheet Genius: Thermometer/temperature Worksheets
A large collection of worksheets, of increasing difficulty levels, for reading a thermometer in both Centigrade and Fahrenheit degrees.
BBC
Bbc Skillswise: Measuring: Temperature
Information about reading and comparing temperature in Fahrenheit and Celsius.