Learn about Earth Day and our planet Earth, with this informative web quest! Although this resource could be used for Earth Day, it really could be used throughout the year. NOTE: Readings on the topic of helium balloons and plastic straws)Want a student version, just email me and I will be happy to send one to you.Learn about the history of Earth Day and, our planet, EARTH, with this informative web quest. There are 15 web questions as well as comprehension questions and a Did You Know? fun f