Does the dancer spin to the right or to the left?
Since we see only her shadow, our brain does not receive sufficient information for determining the spinning direction. The brain decides for one of the two directions, but this choice varies among different viewers. Once the decision is made, it is difficult to force oneself to reverse the direction.
The author of the graphics is Nobuyuki Kayahara.
Categories: Schatten, Täuschungen
Technischen Sammlungen Dresden
+49 - 351 - 488 7272
The Adventureland Mathematics is part of a municipal technology museum: Technische Sammlungen Dresden.
The museum can easily be reached by car as well as by public transport, i.e., bus and tram. For the latter, the tram lines 4 and 10 and the bus line 61 are suitable. For further information you may want to consult the website of Dresden's public transportation DVB (currenly in German only). The bus and tram stops closest to the venue are named Pohlandplatz, Technische Sammlungen.
Tuesday - Friday: 9 a.m. - 17 p.m.
Saturday, Sunday and feast day: 10 a.m. - 18 p.m.
Ticket prices: 5 Euro / cut 4 Euro