3 great new black & white walls by A1one in Essen, Germany. It’s made with two buckets of black and white and two brushes.
A1one in black & white
A few minimal pieces from Gred in Moscow.
French middle school mathematics book. What is the proportion of white tiles ?(Thanks Astik).
Invader shares a few words about 11 of his tiles in Liberation [fr] + English google translation.