Before you toss another handful of waste into the trash bin, you might want to consider worm composting with The Worm Factory by Nature's Footprint. Worm composting is an easy and efficient way to convert your kitchen scraps, junk mail and cardboard into nutrient-rich compost for your garden. The unique, stackable, multi-tray design of The Worm Factory makes it the most efficient worm bin composter around.