  roodar | ok !!! Posted on 2/13/22 9:35 PM  |
  zondran | 03:31 Posted on 8/21/21 3:46 PM |
 marrog | ok !! Posted on 5/25/21 5:10 PM |
  amazon | OK. Posted on 5/24/21 11:29 PM |
  kasperow | It's a Tesseract? A Four-Dimensional Cube? Posted on 10/1/12 9:38 PM |
 nafer | tamam Posted on 2/17/12 10:49 PM |
 mindey19 | nice use of colors, great impossible shape *Warning - dont stare too long Posted on 10/2/11 6:06 AM |
kikidee | fun !* Posted on 12/8/09 2:55 PM |
  mirkwoodian | Nice one! Posted on 2/17/09 10:46 AM |
yo-mamma | nice. favorite imposible shape so far Posted on 12/8/08 10:23 AM |
suilblue | 4:51 Posted on 9/11/08 6:53 AM |
iolande | nice one Posted on 9/9/08 11:07 AM |
torchwood | 45 minutes?! I did it in 5... Posted on 3/22/08 7:15 PM |
d479188 | erg goed!! Posted on 1/25/08 7:53 PM |
 alexoharared | lovely result Posted on 1/19/08 8:37 PM |
alice_z1 | awesome awesome impossible solid! Posted on 10/8/07 2:40 AM |
  lucgyver | wow Posted on 6/19/07 3:53 AM |
louie66 | Super man Posted on 4/12/07 12:50 AM |
annan | super!!!! Posted on 3/23/07 12:22 AM |
kuona78 | i like it Posted on 3/21/07 4:49 PM |
beekey | was worth the 45 minutes  Posted on 3/21/07 2:07 AM |
 wax | super  Posted on 3/20/07 12:31 PM |
 luweewu | Very nice, very Escheresque and very original, though I would have liked it better at the other orientation. Posted on 3/20/07 4:07 AM |
sneezer | very good please make more of these thanks Posted on 3/20/07 2:02 AM |
 remote27 | These are my favorite puzzles and you did a great job! Posted on 3/20/07 12:12 AM |
dark_unicorn | nice! I have to say it's confusing to look at it Posted on 3/19/07 9:07 PM |
magicwoodster | Excellent optical illusion. Posted on 3/19/07 8:44 PM |
thewilk | great Posted on 3/19/07 7:59 PM |
kayton | Nicely done Posted on 3/19/07 6:52 PM |