Are you looking for a unique Earth Day activity idea? Download this FREE comic illustrating an issue all of your students can relate to.We have all let go of a balloon or watched in awe as a bundle of balloons is released into the air, but many do not realize these balloons don't just disappear. The reality is, what comes up must come down. Balloons return to the Earth as litter and become dangerous to wildlife. This comic is a colorful illustration of this concept and applies to readers at any