Curated OER
Layers of the Earth
Students identify the layers of the Earth and complete activities for the topic. For this Earth layers lesson, students chart their ideas about the Earth's layers and view a PowerPoint for the topic. Students view an apple to learn about...
Curated OER
Making a Sundial
Third graders make a sundial and explain how to use it. They describe the movement of Earth and the moon and the apparent movement of other bodies through the sky. They predict what happens when they put their sundials in the sun.
