Latest pieces from Zolta + a collaboration with 0331c from Moscow in Napoli.
French middle school mathematics book. What is the proportion of white tiles ?(Thanks Astik).
New pieces from Gripface in Palma de Mallorca.
3 new fresh pieces from GREMS + 2 from KUMA + Gola in Cavezzo, one of the town hit by the earthquake of 2012.