Do you know how a centrifuge works and what it is used for? Well… most of the children we met on our press walkabout for the Wissenschaftspfad (Science Parcours) in Lübeck knew it better to explain then me. But good to know, that these exhibits are spread all over the historic city and make you explore things again, that we forgot again after school is a while ago allready. At least these two ladies had a lot of fun spinning and spinning and spinning… (image source)