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These photographs show touch panel designs in classrooms of varying vintage and technological complexity.
This panel was spotted on the rack in classroom BMT 806:


Common standard touch panel control (click to enlarge):

Touch panels with Wireless Presentation option (click to enlarge):


Assortment of touch panels in rooms equipped with two and three projection screens:




Team Based Learning classrooms (TBL) expand control options to include Student Stations:

Depending on how the system is programmed
or used by the instructor, controls may affect
student stations individually or as a group.


Warn students and check that there are no
items on top of credenza cabinets
before pressing 'Raise'! (click to enlarge):

Wall mounted student station touch panel (click to enlarge):
