I’m not sure what they mean by “eligible” but this adapter from Eaga ShowerSmart is supposed to make showers more eco-friendly.
Free guide to Green Cleaning
This is designed for schools. Schools and non-profits can order as many as they need; individuals and businesses can order up to 2 copies for free.
Free environmental publications for kids
The EPA has a set of environmental publications for kids available to residents of Illinois, Indiana, Michigan, Minnesota, Ohio and Wisconsin (other states may download).
Reusable Grocery Bag
Green4better is giving away free reusable grocery bags to anyone who fills out the form, in order to help save waste.
Green4Better