The Claim, Evidence, and Reasoning method for writing a scientific explanation is a great way to meet Next Generation Science Standards. Students love to investigate and write about a topic that interests them, and this theme does not disappoint.Students begin by learning some history of Groundhog Day and end with writing a CER. This topic combines ELA, math, and social studies, as well as many science topics (seasons, ecology, animals, astronomy….) . This activity is great for Groundhog Day, b