In the LLC jargon a cube is an individual workplace dedicated to silent work. They are colorful, funny, ergonomic, equipped with a desk lamp, electrical outlet as well as an USB-port; and: they can be reserved!
25 of them in orange and yellow are located at level -2 next to the art & literature collections.
14 in blue are located on the second floor next to the engineering & medicine collections.
Hard to imagine? Have a look at the picture to get a first glimpse!