The outgoing three - shuttle fleet (Atlantis, Discovery, and Endeavour) is
survived by
several thousand laid - off scientists, engineers, mechanics, and other personnel who were responsible for the program's
operation, as well as by a President George W. Bush — endorsed scheme to re-create the rocket - and - capsule - style vehicles of NASA's glory days with versions of shuttle hardware capable of reaching Mars.
There are
several game modes, just normal mathematics for you to practice and an Arcade Mode in which you will fight to
survive doing math
operations while being attacked by Math Ninja.
Following the April 20 explosion off the coast of Louisiana that killed
several oil rig workers, families of the deceased and some of the workers who
survived the accident have filed wrongful death or personal injury lawsuits against companies involved in the offshore drilling
operation.