Explore a model of Earth’s yearly revolution around the sun
In order to illustrate how much sunlight different parts of Earth receive through the year, this model shows our planet much larger and closer to the sun than it actually is.
How Big is the Sun? Exploring the Size and Scale of the Sun, Earth and Moon
Students will explore the relative sizes of the Sun, Earth and Moon as they make an impressive large-scale model for classroom use throughout the unit.
Students are introduced to day and night through a whole class reading of F. Branley's What Makes Day and Night. A kinesthetic modeling of day and night allows students to experience the spinning Earth and the day/night cycle.
From NASA’s Quest's Learning Technologies Channel (at NASA Ames) and the Stanford Solar Center, learn more about the sun from this impressive archive of video clips and materials from past webcasts.
Daytime Astronomy for Elementary and Middle School Students
The over-arching question addressed by these units is "Why do daylight hours vary in length where we live?" All activities have been arranged for convenience into three interchangeable units.