It's been a popular trend for more than a decade now. It's called Redshirting Kindergarten and it's gaining in popularity.
You may have heard talk about it around your school, or it may have been suggested to you - either way, think long and hard before holding your child back a year before beginning school.
There are pros and cons to having your child start school in Kindergarten a year after they meet the age requirements. If it's not necessary, don't sweat it. But if you have any reservations, here's some points to ponder in this article: http://news.yahoo.com