Reading on Gamma rays.
Student Activity building a electromagnetic spectrum. Teacher demonstration of diffraction grading using a CD.
Julia discussed the teacher lesson plan development for the course. Topics include :
Optical history
Optical science
OpticalTools
Optical impact
X-ray history
X-ray tools
X-ray impact

Skype conference with scientist  Dieter Hartman 
Read article " A crooked path" Gamma Rays.
Topics in QA 
Gamma ray bursts
Isotopes
Space laboratory , eg. Sun
Applications of gamma rays in medicine, home land security, detection of  substances threat to the nation. Treatment of cancers using gamma rays.