I love Google Earth and have used it for years with my students. Because of the price, I did not use the Pro version although there were some features I really wanted to use. Now I can! I can’t wait to see what teachers and students come up with using the Pro version.
Download: http://www.google.com/earth/download/gep/agree.html
Get License Key: https://geoauth.google.com/gev0/free_trial.html
You can check out the some of the features of Pro here:
https://www.google.com/work/mapsearth/products/earthpro.html
Making Movies in Google Earth Pro
https://support.google.com/earth/answer/176684?hl=en
Google Earth Pro Advanced Measuring Tools
Google Earth Pro Map-Making Tool
Google Earth Pro data import tools