Curated OER
Two Views of the Universe
Students build the two models of the universe created by Aristotle and Copernicus. They compare and contrast the two universes. They create hypothesis on how each model functions.
Curated OER
Shadows
First graders measure how a shadow changes over the course of a day. They write about what they would do if they lost their shadow, and make silhouettes of themselves. Students make up a shadow dance and read stories about shadows.