Kids observe photos of traits influenced by the environment, establish cause-effect relationships for acquired characteristics, and write explanatory paragraphs or essays. This set of science activities addresses NGSS 3-LS3-2, as well as ELA standards. Open the preview to take a closer look.First, kids observe four pairs of photos: green and patchy brown grass, healthy and diseased tomato plants, playing and overweight dogs, and snowshoe hares with brown and white fur. They establish two cause-e