All you need for this activity is one roll of toilet paper- 200 sheets to be exact. 

This activity gives kids an idea of how close each planet is from the sun. 

The link for the directions for the activity is here: https://astrosociety.org/file_download/inline/cfdf9b2c-5947-4c19-9a23-a790ac3c7ae0

Link to the video I made to follow along: https://www.facebook.com/315002355263717/videos/2901884429880999/