The possibilities are limitless with the engima puzzle. See how many different shapes and figures you can create. Improves creativity and imagination. Plant your tree with EverEarth, visit us online at www.everearthglobal.com where you can plant a tree and recieve a certifiacte for your child. At the core of its definition, sustainability means to maintain something at a specific level or quality for a period of time. We at EverEarth? are trying to do our part to maintain or increase the quality of the environment around us. By using new and improved ways to manufacture goods, and by using eco friendly materials, we feel we're getting closer to our goal.