Some super fun quizzes you can take to test your knowledge on Earth Day and our planet!
- https://worldhistoryproject.org/quizzes/earth_day
- http://www.conservation.org/quizzes/Pages/Earth-Day-Quiz-ScienceMatters.aspx
- https://www.proprofs.com/quiz-school/story.php?title=quiz-earth-day
- https://climate.nasa.gov/earth-day-quiz/
- http://www.squiglysplayhouse.com/Games/Quizzes/Holidays/EarthDay.html
- https://www.infoplease.com/take-quiz/environment
- https://www.infoplease.com/take-quiz/global-warming