I am all about saving money where you can and being creative. This post on The Activity Mom has a list of crafts and activities that you can create by using empty bottles and containers. It has a variety of learning activities, crafts, and small travel kits to keep kids entertained on long trips. Be an awesome aunt and make a jet pack for a teddy bear out of an old water bottle or a water run out of various shaped bottles. Click here to get the full list of fun.