Fourteen easy and funny experiments / tricks are illustrated in this booklet.
All these experiments can be presented at home at a lunch table.
It starts with balance a measure tool on a knife, finding a middle point of a stick,
change red wine to white wine and ends up with extinguish a candle.
Some pictures from a walking tour in July 2014 in the Jungfrau Region, Switzerland, suspend
the lecture for a break.