Notpron

Notpron is an online puzzle game and internet riddle created in 2004 by German game developer David Münnich. It has been hailed by fans, journalists, and Münnich himself as "the hardest riddle available on the internet". Regarded as one of the first of the online puzzle game genre, Notpron follows a standard puzzle game layout, where the player is presented with a webpage containing a riddle and must find the answer to the riddle in order to proceed to the next webpage.

TR

The Room 4: Old Sins

25 ม.ค. 61

QU

Quern: Undying Thoughts

28 พ.ย. 59

UI

Unforeseen Incidents

24 พ.ค. 61

RL

Rusty Lake Hotel

14 ธ.ค. 58

ME

Memorrha

27 ก.ย. 62

HO

House on [Redacted] Street

22 มิ.ย. 68

SH

Sherlock Holmes i el cas d'Arthur Gordon Pym

11 เม.ย. 68