Extends the growing season. No Plans because it's so basic, but the video walks you through ours. Some basic measurements to help with maximum lumber yield. One important addition that could be made to this is a heat vent extractor. These things can get hot and kill plants if you are not watching them daily. Thanks to all the other Instructable contributors who inspired us to share what we could this is a Great sight of Awesome people.
Teachers! Did you use this instructable in your classroom?
Add a Teacher Note to share how you incorporated it into your lesson.