codes for each biosphere

Each biosphere when bought would come along with a unique code which could then be typed in and would tell your account what size and shape of biosphere you had bought.

This idea came from playing with Hexbugs which I recieved in a christmas cracker.

Hex bugs come with a code on a little slip of paper along with the instructions. This code can be typed in online to link your hexbug with your online account.

Optionally It could use a 3d barcode to link your biosphere to your account: