Depends on the student population and the support environment they have, in my opinion.
IQ vs. EDR
@cmaricic, I too would like to see more examples of how work spaces are arranged and parts are stored.
Classroom setup and spare parts
https://www.youtube.com/watch?v=QzreFGAsIz8&feature=youtu.be
Organization Ideas For 24 Super Kits: Classroom