Make Your Own BioSphere

When I was younger, I had wanted one of these sooooooo badly. Now I can make one of my own and save the $60-$100 it would have broke me from. =P
Along with that, here are the .pdf instructions. I had trouble opening this file yesterday, but the glitch seems to be fixed. Good luck! When I get to mine, I will be sure to post it on here for you all to see. First I have to finish my sewing projects....