Hi there! Here is my favorite site for kids gardening. I used it a lot for our theme gardens.
Hope it is useful for you~Heather

Here is a link that might be useful: Kids Garden Site

I'll paste in the link for Ag in the Classroom ;-)

Here is a link that might be useful: Ag in the Classroom

Here's another fun one for "healthy soil, healthy food" :

Here is a link that might be useful: KidsRegen