Frank Gregorio

Joined
Manassas, VA

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User Bio

Science Teacher in VA. I teach Astronomy, Earth Sciences, Biology using lots of high-tech media and self-produced videos.

I also serve as the primary educational specialist for Celestia, a high-resolution space simulation program available for free from SourceForge.net.

External Links

Following

  1. WelcomeAnthropocene
  2. Jack Mosel