When Is A Planet Not A Planet?
the story of Pluto
Some early astronomers
Ideas that work-and those that don't
What is a planet?
Space and planets are topics of endless fascination to kids and part of every grade-school curriculum. Yet because of the history-making reassignment of Pluto from "planet" to "dwarf planet" on August 24, 2006, all books on the solar system are now out of date. Enter When is a... Read More »
AgeAdd Age Suitability
There are no ages for this title yet.
SummaryAdd a Summary
There are no summaries for this title yet.
NoticesAdd a Notice
There are no notices for this title yet.
QuotesAdd a Quote
There are no quotes for this title yet.
VideosAdd a Video
There are no videos for this title yet.