Salad spinner or phonograph?

At least it says “Buntekuh” when you spin it. That is the name of one district of the city Lübeck. The exhibit is one of ten as a part of the new opened Science Trail of the city, that we recently developed.  (image source)

Phonograph

Maths for Advanced Learners.

Maths is not everybodies darling. But abacuses are still used in certain parts of the world – and not that difficult to understand as most of the people think. Just give it a try and visit the Science Trail (Wissenschaftspfad) in Lübeck! (image source)

Abacus