Is a Nikon Coolpix S3 6.0m a good digital camera?

yes it is

Short answer - YES.

Long answer - Yes IF you want easy to use, small cameras for mostly indoor shots.

Suggest you visit the sources I listed to determine if the Coolpix S3 is good enough for you :)

Yes it's a good camera.
One of the best for it's size.
But there is better : Sony T100 for example...