Activities Learn about the great outdoors with creative projects. Kids Dig Gardening Celebrate Earth Day Every Day The Backyard Volcano Homemade Sidewalk Chalk Sand Art Homemade Paper Test Yourself Challenge yourself with these quizzes. Have a Whale of a Time! The Big Bad Bird Quiz The Rockin' Raccoon Quiz Parenthood on the Wild Side: The Baby Animal Quiz Learning Links Find out how the world works. Butterfly Migration Web Weather Whale Migration More on Building Science Skills