Blue Heron - 2.5 - 3.5/4 yrs old
Snowy Egret - 3.5/4 - 5 yrs old
Great Snowy Egret - 4.5/5 - 6 yrs old

The age ranges in the Blue Heron classroom and the Snowy Egret classroom allows the younger children to have role models and gives the older children an opportunity to reinforce their own knowledge by helping the younger children.