most of time, many parents do not know that behing their children failure causes, the can be eye disease and between them, there's ametropia. they mainly think that school failure is due to children laziness.

what's ametropia? It's one of among vision disorders that lead to trouble of vision, and it could by using optical glasses. sometimes, untreated severe ametropia lead to amblyopia. Amblyopia is a definitive eyes disorders , that can't be treated by glasses unfortunataly. amblyopia occurs when severe untrated ametropia sets in  before the age of 5.

So, notice that if your children use eyes glasses early,  they can avoid amblyopia and school failure. Then, it is an emergency for parents, to allow each children to be checked by eyes doctors before children restart school.