ClassFlow
Class Flow: Moon and Sun
[Free Registration/Login Required] This flipchart could be a unit plan. It is broken down to observing and comparing the day and night sky, comparing the properties of the moon and the sun, and observing the pattern of the moon phases.
Science Education Resource Center at Carleton College
Serc: Experimenting With Angular Diameter and Distance (Study of Outer Space)
In studying the solar system, students compare the relative sizes of the sun and the moon, and experiment with angular diameter, apparent diameter and distance.
Other
All (Known) Bodies in Our Solar System Larger Than 200 Miles in Diameter
How big is the Earth compared to the Sun? Is Mars bigger than the Moon? Seeing all bodies in the solar system larger than 200 miles in diameter side by side provides an excellent comparison and an interesting perspective.