Create a working, somewhat to scale, model of the Solar System w/ Sphero.
how to draw planets in solar system to scale
this includes the dwarf planets. this is awesome. this is what all the "but what about pluto?!!?!!" are missing More
How Big is our Solar System
Considering pasting planets on length of string for ss project
Solar system cutouts and two great solar system model activities
geocentric solar system project ideas - Google Search More
Solar System Facts Infographic - clean, clear, and bright. Could be printed and used for poster in classroom.
Cool Space Facts More
Solar System Project for Science