Students test a piece of aluminum foil, plastic from a zip-closing plastic bag, and copierpaper to learn about some of their properties. Students conduct tests on the materials and then help design a ...

Plastic bags start out as fossil fuels and end up as deadly waste in landfills and the ocean. Birds often mistake shredded plastic bags for food, filling their stomachs with toxic debris. For hungry ...

Granted, plastic grocery bags are pretty limited in their array of tints, so if you have brightly-colored carriers from other ...