Demands+Personal +Investment

Its value in the fact that besides learning about the phases of the moon they have learned:
 * 1) How to research and find information on the web.
 * 2) Learned to share and collaborate with others while doing the assignment.
 * 3) They have been introduced to new software, such as Google Sketch Up.
 * 4) Probably have a better 3 dimensional understanding of the orbit of the moon.
 * 5) There work becomes valuable to classmates, themselves and most likely the teacher.