Continue writing the next sentence.

How to understand the tv rating system 
Know that tv-y means children. 
Programs rated tv-y are designed to be appropriate for all children. The thematic elements portrayed in programs with this rating are specifically designed for a very young audience, including young children ages 6 and under.
According to the fcc, programs are " not expected to frighten younger children ". Know that tv-y7 means directed to older children.