How about making a grow sphere? (Plans by Ikea)

 

How about making a grow sphere (plans by Ikea Links to an external site.). Huffington article Links to an external site. about the concept.

Some additional UMN safety training links.

Main Page http://www.d.umn.edu/ehso/TrainPg2.html

http://www.d.umn.edu/ehso/ELearning/Shop/ShopPart1_General/index.html

http://www.d.umn.edu/ehso/ELearning/Shop/ShopPart2_Equipment/index.html