Web Links Introduction Fig 1. Kalle watching soap bubbles.
Buildings have light-weight roofs constructed in the shape of soap films.
A magical fascination arises from seeing colorful soap bubbles flying in the wind. The observer is immediately attracted while watching the beautiful creations and he can imagine touching them with a satisfying childlike curiosity. Yet behind these aesthetically pleasing shapes lie deep mathematical problems, as well as practical applications in architecture, physics and chemistry - which one can understand and appreciate, in spite of their complexity, via the amusing story that unfolds in this video. Young Boy Kalle. The shape of a round bubble is only the simplest example of an incredible wealth of shapes that arise with soap films.