Children will watch the video to see how things have changed over time.
This article lists common misconceptions about states and changes of matter and the water cycle. It provides formative assessment probes and information about teaching for conceptual change.
This article highlights seven science lessons that teach elementary students about seasonal change. Suggestions for integrating literacy and science include two lessons that use informational text and cause and effect relationships.
All animals develop and grow over time. The animals in this video segment, however, undergo very dramatic changes on their way to adulthood -- a developmental process known as metamorphosis.
Join a group of middle-school students on a visit to a laboratory at the Massachusetts Institute of Technology, where they experiment with "mystery mud" and learn about the relationships between magnetism, particle motion, and changes in the state of matter.