Back-to-school time is ideal to teach kids the values of wasting less. Our eco-minded crafts and projects have the three Rs covered: reduce, reuse, recycle. What's more, they are super fun. That's an idea everyone can get behind. With a mixture of white bread, glue, and a few drops of lemon juice, kids can make air-dried clay beads that can be painted and strung together to create beautiful accessories.