Ready References
Algorithms for Mental Conversions between the Fahrenheit and Celsius Scales
Platinum Thermometer
Choosing Your First Telescope
Breadboard Basics
Signal Conditioning and Data Acquisition Basics
Coating of Surfaces: Evaporation and Sputtering
A Naturalist's Notebook
Ready
References 
Algorithms
for Mental Conversions between the Fahrenheit and Celsius Scales 
Signal
Conditioning and Data Acquisition Basics 