NASA/JPL Yardstick Eclipse Demonstration

NASA/JPL Yardstick Eclipse Demonstration

Demonstrate how the Earth and Moon cast shadows on each other from the light of the Sun.
Ages:
8 years and up
Education Levels:
Third grade and up
Standards:
NGSS:
Permissions:
Public - This resource is freely available for all uses.
External Webpage

This resource from NASA/JPL's Night Sky Network includes a full description of the activity and materials needed to demonstrate how both lunar and solar eclipses occur. The printable document provided includes instructions for engaging students, and questions to ask in leading the discussion.

Materials for each group of 3-4 students are:

  • Yard (or meter) stick
  • 1" ball (for the Earth)
  • 0.25" ball (for the Moon)
  • two toothpicks
  • two binder clips

Alternatively, this setup can be done as a teacher-led demonstration.

Source for this resource:

NASA Office of Education Website

NASA Office of Education Website

Resources from NASA for students and educators, includes news, lesson plans, activities, pictures, videos, and interactive media.
Browse our resources collection by type:
We want to thank our sponsors:
Kiwanis Club of
Mission Viejo