The Mad Scientists' Weekly Contests- Cardboard (expired)
Have a really good Instructable about cardboard? Want to win a spot in "The Mad Scientists' Weekly Contests- Cardboard" Collection? You can submit your entry by commenting below and providing a link to your Instructable. The Mad Scientists will judge this contest and the winners will be announced shortly and will be included in the "The Mad Scientists' Weekly Contests- Cardboard" Collection. All submitted Instructables must be cardboard themed. Users are limited to one Instructable per contest. They can be both new Instructables and existing ones. Good luck!