I have been a long-time advocate for children in the U.S. Senate. I have worked hard on children’s health issues, the Parents as Teachers program, Family Leave, Child Care, you name it.

I believe -- and I know you do too -- every child deserves the opportunity to reach his or her full potential.

There is an area we have largely overlooked in children’s health and education: vision.

The most important tool children have for learning is their eyes. In fact, eighty percent of what kids learn in their early school years is visual.

But according to the CDC, only 1 in 3 children receives any form of preventive vision care before entering school. That means many kids are in school with an undetected vision problem. One in 4 children has a vision problem that can interfere with learning.

Some children are even labeled “disruptive