Geiger Counter Experiement

Geiger Counter Experiments

Workshop presentations:

• Science Teacher Geiger Counter Meter Exercises
  • Exercise Answers
  • Answer to #3 - Distance
• Teacher's Guide
• Other Radiation Lab Exercises
• Modifying your Geiger Counter

Additional Information:

Below are some inexpensive options that will greatly enhance the classroom demonstration capability.

• Replacing the Civil Defense detector with a Pancake GM probe capable of seeing alpha, beta, and gamma radiation (~$200)
• Buying or building your own Geiger counter - GeigerCounters.com, ScienceKit.com
• NRC Exempt Alpha, Beta, & Gamma Source Sets can be found that do not require a license to have and are safe for classroom activities. Usually under $200, you can purchase sources that will demonstrate the properties of alpha, beta, & gamma radiation.