IMDb 6.5/10
Answer:
There are several ways to answer this as the question is a little vague.
Revolution is rated TV-14, so not for young kids, but okay for teenagers on up.
And if you want to know what it's Nielson ratings are, as of April 2, 2013 Revolution had an audience of 6.36 million viewers and got an overall 4.2 rating and a 7 share (and a 2.2 rating and a 6 share in the coveted 18-49 demographic).
Food Revolution - 2010 is rated/received certificates of: Australia:PG
Revolution Green - 2007 is rated/received certificates of: USA:G
The Gamboo3a Revolution - 2012 is rated/received certificates of: USA:PG
Revolution 9 - 2001 is rated/received certificates of: Argentina:16
My Stolen Revolution - 2013 is rated/received certificates of: Sweden:15
Kirarin Revolution - 2006 is rated/received certificates of: South Korea:All
Plump Revolution - 2012 is rated/received certificates of: South Korea:12
The Secret Disco Revolution - 2012 is rated/received certificates of: Japan:PG12
Soundtrack for a Revolution - 2009 is rated/received certificates of: Australia:PG Canada:PG (Ontario)
Karaoke Revolution - 2009 VG is rated/received certificates of: USA:T
China's Capitalist Revolution - 2009 is rated/received certificates of: Australia:M
Rodney's Robot Revolution - 2008 is rated/received certificates of: Australia:G