Although Earth Day wasn't good weather-wise, there is a lot of good that came of it--a support for science and science education, an acknowledgement that the Earth's resources are finite (that includes clean air and water) and something must be done to halt climate change, and, on social media, many people shared photos and videos such as this one on baby elephants:
Since it is April vacation for Windham school children, perhaps you and the kids might want to visit the zoo? To reserve the pass to Zoo New England, start here. (Please have your library card handy.)
Zoo New England does not have elephants, so you'll have to travel a little further south to New Bedford, MA to the Buttonwood Park Zoo, "one of the finest small zoos in the United States." Buttonwood has Asian elephants and the website tells us that the best time to visit the elephants is "mid day."