Third graders develop questions they have about the solar system. After being read a book, they view and discuss different constellations in the sky. In groups, they are given a piece of butcher paper and glow in the dark crayons in...

Students discuss reasons to record the location of stars. They view a picture of the night sky, and discuss constellations. Students complete a worksheet of the various shapes they see in the constellations.

Students download NASA Hubble Space Telescope views of star-forming regions in nebulae and look for evidence of planetary systems forming beyond our own solar system. They hypothesize about mysterious objects in NASA HST images.

In this planetary alignments worksheet, students use 2 different methods to find out when planet alignments will occur. They use a three number series and they use least common multiples to find out when Mercury and Venus will align.