▲ 0 r/opticalillusionsYou asked for a harder one. 100 tiles this time, and the difference is about two thirds of the last one.u/AaronKim77 — 8 days ago
▲ 0 r/opticalillusionsOne of these 49 tiles is a slightly different shade. How fast can you find it?u/AaronKim77 — 8 days ago