Celebrate Earth day with one of these 25+ Earth Day Ideas. Earth Day is a great day to start a new habit that will give back to the planet OR to just simply enjoy nature and our beautiful world. You don't have to be the perfect globe-loving recycler or have an immaculate yard to celebrate Earth Day. So grab your shoes and step outside to enjoy a few of these fun ways to celebrate Earth Day (or stick around the house and bake some earth cookies or set up your household recycling bins). However you choose to celebrate Earth Day