Curated OER
How Do You Define Spring?
Students conduct surveys to determine when spring occurs in the minds of people in their area. They organize and interpret their data.
Curated OER
Exploring Seasonal Shadows and Sunlight
What can shadows tell us about the changing season? Over several months, astronomy learners record length and position of an outdoor object's shadow, such as a flagpole. They apply the data to a growing hypothesis and note the patterns...
Curated OER
Reasons for Seasons
Young scholars model the tilt of the Earth as it orbits the Sun. They explain the meaning and characteristics of solstices and equinoxes. They explain that sunlight hits the Earth at different angles at different locations over the...
Core Knowledge Foundation
A Time for All Seasons - Fall
The weather is cooling down and the leaves are starting to change color; fall is right around the corner. Celebrate this special time of year with this earth and life science lesson series that teaches children about the causes of...
Curated OER
Exploring the Night Sky: Fall/Winter
Students explain how moon phases occur. They explain three ways that the night sky has been used through history. Students locate some of the constellations in the night sky. They discuss stories and myths surrounding stars.
Curated OER
Learning Lesson: The Shadow Knows II
Students discover and practice how to calculate the circumference of the Earth. They measure the length of their shadows and use the distance they are away from the equator to complete the calculations. They discuss winter or summer...
Curated OER
Scavenger Hunt
Students study a research telescope to obtain quantitative information about these objects. They use the SkyServer Navigation Tool to identify objects and record celestial coordinates. In addition, they associate star brightness and...