Since the earliest time, people have raised their eyes and looked to the heavens.
What, exactly, is up there?
Let's find out! Power Puzzle has fun worksheets to help you learn the names of the brightest stars and the astronomers who studied them:
(brightest stars) $2.95
(famous astronomers) $2.95
From Galileo to Copernicus, or Kepler to Einstein, we are Sirius about our history!