Do Some Video Games Promote Critical Thinking?

What's the relationship between certain video games and critical thinking skills?  According to some recent assertions, select video games promote critical thinking by creating rich worlds in which players must make difficult choices.  To what extent do those choices foster critical thinking?  And to what success are video games being employed in classrooms?  Also, why are Steve and Dave making obscure references to M.A.S.H.?  Find out the answers to all those questions on this episode!