Oct. 16 - Density of Spheres
Post date: Oct 16, 2013 7:48:00 PM
Warm-up
Summarize what from the video segment what happened in Chelyabinsk, Russia on February 15th last year.
Post date: Oct 16, 2013 7:48:00 PM
Warm-up
Summarize what from the video segment what happened in Chelyabinsk, Russia on February 15th last year.